Search Results: "Early Programming: Crash Course Computer Science #10"
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09:27
Early Programming: Crash Course Computer Science #10
586 views / 0 likes - addedSince Joseph Marie Jacquard’s textile loom in 1801, there has been a demonstrated need to give our machines instructions. In the last few episodes, our instructions were already in our computer’s memory, but we need to talk about how they got there - this
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11:52
Programming Languages: Crash Course Computer Science #11
655 views / 0 likes - addedGet your first two months of Curiosity Stream free by going to http://curiositystream.com/crashcourse and using the promo code “crashcourse”. So we ended last episode with programming at the hardware level with things like plugboards and huge panels of sw
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11:57 Popular
Programming Basics: Statements & Functions: Crash Course Computer Science #12
1,159 views / 0 likes - addedToday, Carrie Anne is going to start our overview of the fundamental building blocks of programming languages. We’ll start by creating small programs for our very own video game to show how statements and functions work. We aren’t going to code in a speci
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11:53 Popular
Early Computing: Crash Course Computer Science #1
800 views / 0 likes - addedHello, world! Welcome to Crash Course Computer Science! So today, we’re going to take a look at computing’s origins, because even though our digital computers are relatively new, the need for computation is not. Since the start of civilization itself, hum
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10:15
The Personal Computer Revolution: Crash Course Computer Science #25
582 views / 3 likes - addedToday we're going to talk about the birth of personal computing. Up until the early 1970s components were just too expensive, or underpowered, for making a useful computer for an individual, but this would begin to change with the introduction of the Alta
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12:20 Popular
Computer Networks: Crash Course Computer Science #28
1,427 views / 1 likes - addedToday we start a three episode arc on the rise of a global telecommunications network that changed the world forever. We’re going to begin with computer networks, and how they grew from small groups of connected computers on LAN networks to eventually lar
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00:53
Why is computer programming a key scientific skill? | Science in a different light
129 views / 0 likes - addedComputers are only as clever as the person programming them, but they can handle a lot more data, and process it a lot faster, than the human brain. Georgina discusses how the language of programming is a key scientific skill.To find out more, visit: http
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11:32
Screens & 2D Graphics: Crash Course Computer Science #23
566 views / 0 likes - addedToday we begin our discussion of computer graphics. So we ended last episode with the proliferation of command line (or text) interfaces, which sometimes used screens, but typically electronic typewriters or teletypes onto paper. But by the early 1960s a
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11:10
Computer Vision: Crash Course Computer Science #35
647 views / 0 likes - addedToday we’re going to talk about how computers see. We’ve long known that our digital cameras and smartphones can take incredibly detailed images, but taking pictures is not quite the same thing. For the past half-century, computer scientists have been wor
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12:03 Popular
Files & File Systems: Crash Course Computer Science #20
793 views / 0 likes - addedToday we’re going to look at how our computers read and interpret computer files. We’ll talk about how some popular file formats like txt, wave, and bitmap are encoded and decoded giving us pretty pictures and lifelike recordings from just strings of 1’s
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12:59
Graphical User Interfaces: Crash Course Computer Science #26
639 views / 0 likes - addedToday, we're going to discuss the critical role graphical user interfaces, or GUIs played in the adoption of computers. Before the mid 1980's the most common way people could interact with their devices was through command line interfaces, which though ef
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12:30
Cybersecurity: Crash Course Computer Science #31
645 views / 0 likes - addedCybersecurity is a set of techniques to protect the secrecy, integrity, and availability of computer systems and data against threats. In today’s episode, we’re going to unpack these three goals and talk through some strategies we use like passwords, biom
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12:17
Memory & Storage: Crash Course Computer Science #19
574 views / 0 likes - addedPre-order our limited edition Crash Course: Computer Science Floppy Disk Coasters here! https://store.dftba.com/products/computer-science-coasters So we’ve talked about computer memory a couple times in this series, but what we haven’t talked about is sto
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11:24
Keyboards & Command Line Interfaces: Crash Course Computer Science #22
678 views / 0 likes - addedToday, we are going to start our discussion on user experience. We've talked a lot in this series about how computers move data around within the computer, but not so much about our role in the process. So today, we're going to look at our earliest form o
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12:48 Popular
Compression: Crash Course Computer Science #21
1,377 views / 0 likes - addedGet your first two months of CuriosityStream free by going to http://curiositystream.com/crashcourse and using the promo code “crashcourse”. So last episode we talked about some basic file formats, but what we didn’t talk about is compression. Often files
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11:19
The Cold War and Consumerism: Crash Course Computer Science #24
574 views / 0 likes - addedToday we’re going to step back from hardware and software, and take a closer look at how the backdrop of the cold war and space race and the rise of consumerism and globalization brought us from huge, expensive codebreaking machines in the 1940s to afford
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12:41
3D Graphics: Crash Course Computer Science #27
654 views / 0 likes - addedToday we’re going to discuss how 3D graphics are created and then rendered for a 2D screen. From polygon count and meshes, to lighting and texturing, there are a lot of considerations in building the 3D objects we see in our movies and video games, but th
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12:30
The Singularity, Skynet, and the Future of Computing: Crash Course Computer Science #40
522 views / 0 likes - addedIn our SERIES FINALE of Crash Course Computer Science we take a look towards the future! In the past 70 years electronic computing has fundamentally changed how we live our lives, and we believe it’s just getting started. From ubiquitous computing, artifi
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How Computers Calculate - the ALU: Crash Course Computer Science #5
703 views / 0 likes - addedTake the 2017 PBS Digital Studios Survey: http://surveymonkey.com/r/pbsds2017. Today we're going to talk about a fundamental part of all modern computers. The thing that basically everything else uses - the Arithmetic and Logic Unit (or the ALU). The ALU
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11:52
Educational Technology: Crash Course Computer Science #39
620 views / 1 likes - addedToday we’re going to go a little meta and talk about how computer science can support learning with educational technology. We here at Crash Course are big fans of interactive in-class learning and hands-on experiences, but we also believe in the additive
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12:17 Popular
Registers and RAM: Crash Course Computer Science #6
726 views / 0 likes - addedTake the 2017 PBS Digital Studios Survey: http://surveymonkey.com/r/pbsds2017. Today we’re going to create memory! Using the basic logic gates we discussed in episode 3 we can build a circuit that stores a single bit of information, and then through some
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12:39
Psychology of Computing: Crash Course Computer Science #38
632 views / 0 likes - addedWe’ve spent most of this series talking about computers. Which makes sense - this is Crash Course COMPUTER SCIENCE after all. But at their core computers are tools employed by humans and humans are pretty complicated. So today, we’re going to discuss some
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12:33
Cryptography: Crash Course Computer Science #33
634 views / 0 likes - addedToday we’re going to talk about how to keep information secret, and this isn’t a new goal. From as early as Julius Caesar’s Caesar cipher to Mary, Queen of Scots, encrypted messages to kill Queen Elizabeth in 1587, theres has long been a need to encrypt a
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15:23
Programming my 8-bit breadboard computer
555 views / 0 likes - addedIf you want to learn more about how this computer works or how I built it, check out https://eater.net/8bit Support me on Patreon: https://www.patreon.com/beneater
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07:26
Programming Fibonacci on a breadboard computer
540 views / 0 likes - addedIf you want to learn more about how this computer works or how I built it, check out https://eater.net/8bit Support me on Patreon: https://www.patreon.com/beneater
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10:07 Popular
Data Structures: Crash Course Computer Science #14
1,065 views / 0 likes - addedToday we’re going to talk about on how we organize the data we use on our devices. You might remember last episode we walked through some sorting algorithms, but skipped over how the information actually got there in the first place! And it is this abilit
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12:23
Advanced CPU Designs: Crash Course Computer Science #9
551 views / 0 likes - addedSo now that we’ve built and programmed our very own CPU, we’re going to take a step back and look at how CPU speeds have rapidly increased from just a few cycles per second to gigahertz! Some of that improvement, of course, has come from faster and more e
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11:54
The Computer and Turing: Crash Course History of Science #36
468 views / 0 likes - addedComputers and computing have changed a lot over the History of Science but ESPECIALLY over the last 100 years. In this episode of Crash Course History of Science, we have a look at that history around World War Two and how that conflict forced changes in
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10:35 Popular
Software Engineering: Crash Course Computer Science #16
1,004 views / 0 likes - addedToday, we’re going to talk about how HUGE programs with millions of lines of code like Microsoft Office are built. Programs like these are way too complicated for a single person, but instead require teams of programmers using the tools and best practices
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10:36
Instructions & Programs: Crash Course Computer Science #8
623 views / 1 likes - addedTake the 2017 PBS Digital Studios Survey: http://surveymonkey.com/r/pbsds2017. Today we’re going to take our first baby steps from hardware into software! Using that CPU we built last episode we’re going to run some instructions and walk you through how a
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11:38 Popular
The Central Processing Unit (CPU): Crash Course Computer Science #7
1,120 views / 0 likes - addedTake the 2017 PBS Digital Studios Survey: http://surveymonkey.com/r/pbsds2017. Today we’re going to build the ticking heart of every computer - the Central Processing Unit or CPU. The CPU’s job is to execute the programs we know and love - you know like G
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11:53
Hackers & Cyber Attacks: Crash Course Computer Science #32
663 views / 1 likes - addedToday we're going to talk about hackers and their strategies for breaking into computer systems. Now, not all hackers are are malicious cybercriminals intent on stealing your data (these people are known as Black Hats). There are also White Hats who hunt
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11:58 Popular
The Internet: Crash Course Computer Science #29
851 views / 0 likes - addedToday, we're going to talk about how the Internet works. Specifically, how that stream of characters you punch into your browser's address bar, like "youtube.com", return this very website. Just to clarify we're talking in a broader sense about that massi
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13:36 Popular
Operating Systems: Crash Course Computer Science #18
748 views / 0 likes - addedGet 10% off a custom domain and email address by going to https://www.hover.com/CrashCourse. So as you may have noticed from last episode, computers keep getting faster and faster, and by the start of the 1950s they had gotten so fast that it often took l
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12:26
Robots: Crash Course Computer Science #37
587 views / 1 likes - addedToday we're going to talk about robots! Robots are often thought as a technology of the future, but they're already here by the millions in the workplace, our homes, and pretty soon on the roads. We'll discuss the origins of robotics to its proliferation,
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10:44 Popular
Electronic Computing: Crash Course Computer Science #2
751 views / 0 likes - addedSo we ended last episode at the start of the 20th century with special purpose computing devices such as Herman Hollerith’s tabulating machines. But as the scale of human civilization continued to grow as did the demand for more sophisticated and powerful
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11:44 Popular
Intro to Algorithms: Crash Course Computer Science #13
955 views / 0 likes - addedAlgorithms are the sets of steps necessary to complete computation - they are at the heart of what our devices actually do. And this isn’t a new concept. Since the development of math itself algorithms have been needed to help us complete tasks more effic
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11:50
Natural Language Processing: Crash Course Computer Science #36
619 views / 0 likes - addedToday we’re going to talk about how computers understand speech and speak themselves. As computers play an increasing role in our daily lives there has been an growing demand for voice user interfaces, but speech is also terribly complicated. Vocabularies
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11:37
The World Wide Web: Crash Course Computer Science #30
605 views / 0 likes - addedToday we’re going to discuss the World Wide Web - not to be confused with the Internet, which is the underlying plumbing for the web as well as other networks. The World Wide Web is built on the foundation of simply linking pages to other pages with hyper
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10:46 Popular
Binary - Representing Numbers and Letters: Crash Course Computer Science #4
1,461 views / 0 likes - addedToday, we’re going to take a look at how computers use a stream of 1s and 0s to represent all of our data - from our text messages and photos to music and webpages. We’re going to focus on how these binary values are used to represent numbers and letters,
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11:51
Machine Learning & Artificial Intelligence: Crash Course Computer Science #34
528 views / 0 likes - addedSo we've talked a lot in this series about how computers fetch and display data, but how do they make decisions on this data? From spam filters and self-driving cars, to cutting edge medical diagnosis and real-time language translation, there has been an
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13:50 Popular
Integrated Circuits & Moore’s Law: Crash Course Computer Science #17
998 views / 0 likes - addedGet your first two months of CuriosityStream free by going to http://curiositystream.com/crashcourse and using the promo code “crashcourse”. So you may have heard of Moore's Law and while it isn't truly a law it has pretty closely estimated a trend we've
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10:07 Popular
Boolean Logic & Logic Gates: Crash Course Computer Science #3
1,238 views / 0 likes - addedToday, Carrie Anne is going to take a look at how those transistors we talked about last episode can be used to perform complex actions. With the just two states, on and off, the flow of electricity can be used to perform a number of logical operations, w
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02:00 Popular
Adding To 10 | Basic Addition And Subtraction | Early Math | Khan Academy
1,348 views / 0 likes - addedLearn that if we have 3 bananas, then we need 7 more bananas to make 10 bananas. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-basics/cc-early-math-make-10/e/making-ten-2?utm_
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Getting To 10 By Filling Boxes | Basic Addition And Subtraction | Early Math | Khan Academy
772 views / 0 likes - addedLearn how to add two numbers to make 10. This video shows two examples: 3 + ___ = 10 and 6 + ___ = 10. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-basics/cc-early-math-make-
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02:50 Popular
Adding By Getting To Group Of 10 First | Early Math | Khan Academy
712 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-making-groups-of-ten/e/making-100?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch the next lesson: h
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03:00
Teens As Sums With 10 | Place Value (tens And Hundreds) | Early Math | Khan Academy
700 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-place-value-topic/cc-early-math-teens/e/teen-numbers-1?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch the next lesson: https:
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01:42 Popular
Addition Word Problems Within 10 | Basic Addition And Subtraction | Early Math | Khan Academy
842 views / 1 likes - addedLearn how to solve word problems by adding small numbers (numbers 10 or less). Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-basics/cc-early-math-add-sub-word-problem-within-1
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01:03 Popular
Subtraction Word Problems Within 10 | Basic Addition And Subtraction | Early Math | Khan Academy
742 views / 0 likes - addedLearn how to solve word problems by subtracting small numbers (numbers 10 or less). Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-basics/cc-early-math-add-sub-word-problem-wit
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03:36
Addition Using Groups Of 10 Intro | Addition And Subtraction Within 100 | Early Math | Khan Academy
668 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-making-groups-of-ten/e/making-100?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch the next lesson: h
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12:17
Why Early Globalization Matters: Crash Course Big History #206
603 views / 0 likes - addedGlobalization has been in process for centuries, and has had a huge effect on Big History, and on Collective Learning. This week, Emily is investigating early globalization through three things that moved around the world and shaped collective learning in
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02:15 Popular
Addition And Subtraction Within 10 | Basic Addition And Subtraction | Early Math | Khan Academy
1,826 views / 0 likes - addedSee how to solve a bunch of addition and subtraction problems with small numbers. All numbers in this video are 10 or less. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-basic
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10:58 Popular
Map of Computer Science
773 views / 0 likes - addedThe field of computer science summarised. Learn more at this video's sponsor https://brilliant.org/dos Computer science is the subject that studies what computers can do and investigates the best ways you can solve the problems of the world with them. It
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11:34
Climate Science: Crash Course History of Science #45
303 views / 0 likes - addedScientists tend to be careful and resistant to big claims. So evidence for the possible end of the living world took a while to be seen as such. In this episode of Crash Course History of Science, Hank talks to us about where Climate Science started and h
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11:35 Popular
Computer Engineering & the End of Moore's Law: Crash Course Engineering #35
1,175 views / 0 likes - addedThis week were exploring a field of engineering that is essential to how youre watching this video: computers and computer engineering. Well explain differences between hardware and software, how engineers are working on making computers smaller and more
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07:50
The Man Who Revolutionized Computer Science With Math
139 views / 0 likes - addedLeslie Lamport revolutionized how computers talk to each other. The Turing Award-winning computer scientist pioneered the field of distributed systems, where multiple components on different networks coordinate to achieve a common objective. (Internet sea
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13:44
Earth Science: Crash Course History of Science #20
456 views / 0 likes - addedIt's Earth Science time!!!! In this field, natural philosophers were asking questions like, whats up with fossils? Are they the remains of extinct organisms? Or are they so-called sports of naturerocks that just happen to look like living things but dont
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17:05
Turing Machines - How Computer Science Was Created By Accident
91 views / 0 likes - addedSign up to Brilliant with this link to receive a 20% discount off premium membership! https://brilliant.org/upandatomHi! I'm Jade. If you'd like to consider supporting Up and Atom, head over to my Patreon page :) https://www.patreon.com/upandatomSubscribe
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08:57
Karl Popper, Science, And Pseudoscience: Crash Course Philosophy #8
700 views / 1 likes - addedThe early 1900s was an amazing time for Western science, as Albert Einstein was developing his theories of relativity and psychology was born, as Sigmund Freud and psychoanalysis took over the scientific mainstream. Karl Popper observed these developments
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02:03 Popular
Comparing Numbers Of Objects | Counting | Early Math | Khan Academy
1,006 views / 1 likes - addedLearn what "more than" and "less than" mean. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-counting-topic/cc-early-math-comparing-numbers/e/compare-groups-through-10?utm_source=YT&utm
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15:33
Witchcraft: Crash Course European History #10
411 views / 2 likes - addedDuring our last several episodes, Europe and the European-controlled world have been in crisis. Wars, disease, climate changes, and shifts in religious and political power threw the European world into turmoil. People were looking for a scapegoat, and for
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04:06 Popular
Making 5 | Basic Addition And Subtraction | Early Math | Khan Academy
1,251 views / 0 likes - addedLearn how to add numbers to make 5. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-basics/cc-early-math-making-5-9/e/making-five?utm_source=YT&utm_medium=Desc&utm_campaign=Earl
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12:47
The Mind/Brain: Crash Course History of Science #30
280 views / 0 likes - addedScientists in the nineteenth century discovered a lot about life and matter. But exactly what kind of stuff is the human brain? That one wasand istricky.The brain scienceswith experiments and therapies tied to biological theories of the bodyemerged in the
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01:31 Popular
Comparing Small Numbers On The Number Line | Counting | Early Math | Khan Academy
1,608 views / 0 likes - addedLearn to use a number line to compare numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-counting-topic/cc-early-math-comparing-numbers/e/comparing-numbers-through-10?utm_source=Y
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00:44 Popular
Count By Category | Counting | Early Math | Khan Academy
760 views / 0 likes - addedLearn to count the number of things in different categories. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-counting-topic/cc-early-math-comparing-numbers/e/sort-groups-by-count?utm_so
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02:45 Popular
Understanding Place Value While Subtracting Ones | Early Math | Khan Academy
977 views / 0 likes - addedLearn how to subtract 4 from 46 by thinking about place value. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-sub-ones-tens/e/subtract-with-in-100-level-1?utm
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12:13
Biotechnology: Crash Course History of Science #40
379 views / 0 likes - addedThe history of discovering what DNA is, what it looks like, and how it works is... complicated. But, in this episode of History of Science, Hank Green does his best to lay out the basics so we can understand the beginnings of Biotechnology.***Crash Course
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09:21 Popular
Collisions: Crash Course Physics #10
1,347 views / 0 likes - addedGet Your Crash Course Physics Mug here: http://store.dftba.com/products/crashcourse-physics-mug COLLISIONS! A big part of physics is understanding collisions and how they're not all the same. Mass, momentum, and many other things dictate how collisions ca
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08:57
Microsoft And Connected Consoles: Crash Course Games #10
635 views / 1 likes - addedToday, we wrap up our discussion of the console wars by taking a look at Microsoft’s Xbox which was announced in 2001. The early 2000s saw a lot of innovation in hardware and games and we’ll cover some of that, but one significant change that would heavil
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11:19
Altered States - Crash Course Psychology #10
675 views / 0 likes - addedYou can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
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12:28
The Internet and Computing: Crash Course History of Science #43
299 views / 0 likes - addedWeve talked a lot about advances in biotech. But none of those could have happened without advances in computing. Its time to get back to data and explore the unlikely birth, strange life, and potential futures of the Internet. In this episode of Crash Co
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12:59
Hacking a computer into a quantum computer, w Stephen Fry
165 views / 0 likes - addedA brilliant AI robot dance, quantum silicon & the metaverse.Voiced by Stephen FryThanks to Quantum Motion for supporting the video:https://quantummotion.tech/Help us make more videos like this (and enjoy exclusive content):patreon.com/pindexReceive our vi
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05:10 Popular
How Computers Work: What Makes a Computer, a Computer?
1,686 views / 0 likes - addedComputers are all around us, but what really makes a computer, a computer? Explore the history of computers and the features they all share. Start learning at http://code.org/ Stay in touch with us! • on Twitter https://twitter.com/codeorg • on Facebook h
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03:59 Popular
Adding Ten Or One Hundred | Addition And Subtraction Within 100 | Early Math | Khan Academy
799 views / 1 likes - addedLearn how to add 1, 10, or 100 to a number. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-add-ones-tens-hundreds/e/add-within-1000--level-1?utm_source=YT&utm
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12:29
The Industrial Revolution: Crash Course History of Science #21
392 views / 0 likes - addedYou probably know some of the signs of industrialization in the nineteenth century: Trains connected cities, symbolizing progress. But they also brought about the destruction of rural lands, divisions between social classes, and rapid urbanization. But th
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12:35
The New Astronomy: Crash Course History of Science #13
323 views / 0 likes - addedThis week on Crash Course: History of the Scientific Revolutionastronomical anomalies accrued. Meanwhile, in Denmarkan eccentric rich dude constructed not one but two science castles! And his humble German assistant synthesized a lot of new, old, and bold
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04:11 Popular
Subtracting Ten Or One Hundred | Addition And Subtraction Within 100 | Early Math | Khan Academy
2,105 views / 0 likes - addedLearn how to subtract 1, 10, or 100 from a number. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-sub-ones-tens-hundreds/e/subtract-within-1000--level-1?utm_s
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12:02 Popular
Genetics - Lost and Found: Crash Course History of Science #25
779 views / 0 likes - addedSometimes trail blazers of science aren't famous like Darwin or Pasteur. Sometimes they're humble Abbots, just growing peas in the back of their Abbey. This is the story of Gregor Mendel and how his work was done, lost, then found again. ***Crash Course i
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02:04 Popular
Compose Shapes | Geometry | Early Math | Khan Academy
763 views / 0 likes - addedLearn how to combine shapes to make other shapes. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-geometry-topic/cc-early-math-composing-shapes/e/compose-shapes?utm_source=YT&utm_medium
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03:43 Popular
What On Earth: Crash Course Kids #10.1
1,278 views / 2 likes - addedWe've already talked about how the Earth is divided into four spheres (The Hydrosphere, the Biosphere, the Geosphere, and the Atmosphere). But, how do these different sphere interact with each other? In this episode of Crash Course Kids, Sabrina chats wit
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10:26
Exercise: Crash Course Study Skills #10
665 views / 0 likes - addedWe’re finally to the end of our time together here on Crash Course Study Skills, so this week we’re taking a more holistic approach to being the best learner you can. Part of taking care of your brain is taking care of your whole body, of which your brain
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12:51
Life and Longevity: Crash Course History of Science #44
300 views / 0 likes - addedIt's time to have a look at the future of human life and how technology could possibly extend longevity. But, within that tech, are questions of ethics that are not always at the top of mind when the tech is being developed. In this episode, Hank sits dow
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12:34
Genetics and The Modern Synthesis: Crash Course History of Science #35
297 views / 0 likes - addedRemember how Darwin and Mendel lived around the same time, but everyone forgot about Mendel until 1900, and even then biologists saw Darwinism and Mendelism as two competing grand theories about how life works?Well, in this episode of Crash Course History
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02:25 Popular
Halves And Fourths | Geometry | Early Math | Khan Academy
774 views / 0 likes - addedLearn how to divide shapes into two or four equal sections. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-geometry-topic/cc-early-math-fractions-of-shapes/e/halves-and-fourths?utm_sou
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12:57
Bodies and Dollars: Crash Course History of Science #41
345 views / 0 likes - addedAfter World War Two, the applications of basic discoveries in biology took offand became big business. Today, well look at the rise of Big Pharma and GMO foods. Well also discuss how life-science technologies fundamentally changed reproduction: its time t
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06:09 Popular
Recognizing Shapes | Geometry | Early Math | Khan Academy
1,241 views / 1 likes - addedLearn how to identify circles, triangles, squares, rectangles, rhombuses, and trapezoids. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-geometry-topic/cc-early-math-shapes/e/naming-sh
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04:58 Popular
Number Grid | Counting | Early Math | Khan Academy
961 views / 0 likes - addedIn our introductory video to counting, Sal goes through all the numbers from 0 to 100, so we can start to see some interesting patterns. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-
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03:18 Popular
Counting Dollars | Measurement And Data | Early Math | Khan Academy
705 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-money/v/counting-dollars?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch the next lesson: htt
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02:37 Popular
Order By Length | Measurement And Data | Early Math | Khan Academy
1,658 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-length-intro/e/order-by-length?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch the next lesso
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10:26 Popular
Aquinas And The Cosmological Arguments: Crash Course Philosophy #10
736 views / 0 likes - addedOur unit on the philosophy of religion and the existence of god continues with Thomas Aquinas. Today, we consider his first four arguments: the cosmological arguments. -- Images and video via VideoBlocks or Wikimedia Commons, licensed under Creative Commo
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04:06 Popular
Weathering And Erosion: Crash Course Kids #10.2
3,273 views / 10 likes - addedIn this episode of Crash Course Kids, Sabrina gives us a real world example of how the Hydrosphere and Geosphere affect each other in the form of Weathering and Erosion. Think of Weathering as the force that makes a mess and Erosion as the force that clea
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02:34 Popular
Adding Two-digit Numbers Without Regrouping | Early Math | Khan Academy
975 views / 1 likes - addedLearn to add 23 + 45 thinking about place value. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-add-subtract-100/e/addition_3?utm_source=YT&utm_medium=Desc&ut
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02:36 Popular
Understanding Place Value When Adding Ones | Early Math | Khan Academy
1,006 views / 0 likes - addedLearn how to add 37 + 2 by thinking about place value. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-add-ones-tens/e/add-within-100--level-1?utm_source=YT&ut
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04:25 Popular
Using Crayons | Addition And Subtraction Within 100 | Early Math | Khan Academy
847 views / 1 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-add-sub-100-word-problems/e/addition-and-subtraction-word-problems-within-100--level-2?utm_source=YT&utm_medium
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03:12 Popular
Subtracting Hundreds, Tens, And Ones | Early Math | Khan Academy
1,054 views / 0 likes - addedLearn how to subtract three-digit numbers by subtracting ones, tens, and hundreds. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-sub-ones-tens-hundreds/e/sub
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04:31 Popular
Counting American Coins | Measurement And Data | Early Math | Khan Academy
722 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-money/v/counting-dollars?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch the next lesson: htt
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02:37 Popular
Understanding Place Value When Subtracting Tens | Early Math | Khan Academy
921 views / 0 likes - addedLearn how to subtract 40 from 65 by thinking about place value. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-sub-ones-tens/e/subtract-with-in-100-level-1?ut
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03:07 Popular
Comparing Lengths | Measurement And Data | Early Math | Khan Academy
1,549 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-compare-estimate-length/e/comparing-lengths?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch t
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01:31 Popular
Filling Rectangles With Squares | Geometry | Early Math | Khan Academy
1,156 views / 0 likes - addedLearn how to fill rectangles with squares. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-geometry-topic/cc-early-math-fractions-of-shapes/e/filling-rectangles-with-same-sized-squares?
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02:58
Monkeys For A Party | Place Value (tens And Hundreds) | Early Math | Khan Academy
691 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-place-value-topic/cc-early-math-teens/e/teen-numbers-1?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch the next lesson: https:
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02:03 Popular
Estimating Lengths | Measurement And Data | Early Math | Khan Academy
706 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-compare-estimate-length/e/estimating-lengths?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch
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03:16
Understanding Place Value While Adding Tens | Early Math | Khan Academy
609 views / 0 likes - addedLearn how to add 23 + 30 by thinking about place value. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-add-ones-tens/e/add-within-100--level-1?utm_source=YT&u
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03:37
Starfish Rulers | Addition And Subtraction Within 100 | Early Math | Khan Academy
672 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-more-fewer-100/e/addition-and-subtraction-word-problems-within-100--level-4?utm_source=YT&utm_medium=Desc&utm_c
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02:53 Popular
More Word Problems | Addition And Subtraction Within 100 | Early Math | Khan Academy
926 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-more-fewer-100/e/addition-and-subtraction-word-problems-within-100--level-3?utm_source=YT&utm_medium=Desc&utm_c
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03:37 Popular
The Science Of Lunch: Crash Course Kids #15.2
3,563 views / 2 likes - addedEven an empty lunch sack is useful to science. You can examine it and come up with some traits. In this episode, Sabrina chats about things like malleability, hardness, conductivity, and magnetism. And all with lunch! This first series is based on 5th gra
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04:40 Popular
Measuring Lengths 2 | Measurement And Data | Early Math | Khan Academy
733 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-measuring-length/e/measuring-lengths-2?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch the ne
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04:56 Popular
Equal Sign | Addition And Subtraction Within 20 | Early Math | Khan Academy
768 views / 0 likes - addedLearn what the equals sign really means. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-20/cc-early-math-equals-sign/e/meaning-of-equal-sign-1?utm_source=YT&utm_medium=Desc&utm
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13:15
The New Chemistry: Crash Course History of Science #18
321 views / 0 likes - addedOne of the problems with the whole idea of a single Scientific Revolution is that some disciplines decided not to join any revolution. And others just took a long time to get there. ***Crash Course is on Patreon! You can support us directly by signing up
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03:52 Popular
Ben Eater Eats The Numbers | Counting | Early Math | Khan Academy
1,212 views / 0 likes - addedLearn how to find which numbers are missing in a number grid. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-counting-topic/cc-early-math-numbers-120/e/count-from-any-number?utm_source
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04:19
Snow On Friday | Addition And Subtraction Within 100 | Early Math | Khan Academy
643 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-add-sub-100-word-problems/e/addition-and-subtraction-word-problems-within-100--level-2?utm_source=YT&utm_medium
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02:54 Popular
Measuring Lengths With Different Units | Measurement And Data | Early Math | Khan Academy
1,301 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-measuring-length/e/measuring-lengths-with-different-units?utm_source=YT&utm_medium=Desc&utm_campaign=Ear
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01:54 Popular
Missing Numbers Between 0 And 120 | Counting | Early Math | Khan Academy
1,366 views / 0 likes - addedLearn how to find missing numbers between 0 and 120. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-counting-topic/cc-early-math-numbers-120/e/count-to-100?utm_source=YT&utm_medium=Des
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05:32
Exercising Gorillas | Addition And Subtraction Within 20 | Early Math | Khan Academy
677 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-20/cc-early-math-word-problems-within-20/e/addition-and-subtraction-word-problems-within-20--level-2?utm_source=YT&utm_medium=Des
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12:33
Electricity: Crash Course History of Science #27
443 views / 0 likes - addedThe study of electricity goes all the way back to antiquity. But, by the time electricity started to become more well known, a few familiar names started to appear. Edison, Galvani, and a few others really changed the way the world worked. ***Crash Course
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05:50 Popular
Length Word Problems | Measurement And Data | Early Math | Khan Academy
912 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-length-word-problems/e/length-word-problems?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch t
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03:53
Adding 7 + 6 | Addition And Subtraction Within 20 | Early Math | Khan Academy
644 views / 0 likes - addedLearn how to add 7 + 6 using the number line. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-20/cc-early-math-add-20/e/addition_2?utm_source=YT&utm_medium=Desc&utm_campaign=Ear
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03:19
Adding 8 + 7 | Addition And Subtraction Within 20 | Early Math | Khan Academy
696 views / 0 likes - addedLearn how to add 8 + 7 by making a group of ten. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-20/cc-early-math-add-20/e/addition_2?utm_source=YT&utm_medium=Desc&utm_campaign=
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02:36 Popular
Counting By Tens Examples | Addition And Subtraction Within 100 | Early Math | Khan Academy
823 views / 0 likes - addedLearn to count by tens. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-skip-counting/e/skip-counting-by-10s?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMa
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10:38 Popular
5 Human Impacts On The Environment: Crash Course Ecology #10
1,564 views / 1 likes - addedHank gives the run down on the top five ways humans are negatively impacting the environment and having detrimental effects on the valuable ecosystem services which a healthy biosphere provides. Like Crash Course? http://www.facebook.com/YouTubeCrashCours
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03:09 Popular
Making Line Plots | Measurement And Data | Early Math | Khan Academy
1,145 views / 0 likes - addedMaking line plots. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-line-plots/e/creating-line-plots-1?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMa
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02:48 Popular
Picture Graphs | Measurement And Data | Early Math | Khan Academy
1,499 views / 0 likes - addedRead and interpret a picture graph. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-picture-graphs/e/solving-problems-with-picture-graphs-1?utm_source=YT&utm
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02:12 Popular
Fewer Word Problems | Addition And Subtraction Within 100 | Early Math | Khan Academy
849 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-more-fewer-100/e/addition-and-subtraction-word-problems-within-100--level-3?utm_source=YT&utm_medium=Desc&utm_c
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03:23 Popular
Spots On A Die | Addition And Subtraction Within 100 | Early Math | Khan Academy
739 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-more-fewer-100/e/addition-and-subtraction-word-problems-within-100--level-4?utm_source=YT&utm_medium=Desc&utm_c
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02:38 Popular
Adding 5 + 3 + 6 | Addition And Subtraction Within 20 | Early Math | Khan Academy
702 views / 0 likes - addedLearn how to add 5 + 3 + 6. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-20/cc-early-math-add-20/e/adding-three-numbers?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath W
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12:29
Thermodynamics: Crash Course History of Science #26
479 views / 0 likes - addedIt's time to heat things up! LITERALLY! It's time for Hank to talk about the history of Thermodynamics!!! It's messy and there are a lot of people who came up with some ideas that worked and other that didn't and then some ideas that should have come firs
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02:17 Popular
Pieces Of Fruit | Basic Addition And Subtraction | Early Math | Khan Academy
973 views / 0 likes - addedLearn how to add fruit (by putting fruit together) and sutract fruit (by taking fruit away). Examples used are 5+3 and 5-3. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-basic
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04:03
Subtracting 14 - 6 | Addition And Subtraction Within 20 | Early Math | Khan Academy
675 views / 0 likes - addedLearn how to subtract 14 - 6 by first thinking about subtracting 2 and 4. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-20/cc-early-math-sub-20/e/subtraction_2?utm_source=YT&u
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02:16
Telling Time Exercise Example 2 | Measurement And Data | Early Math | Khan Academy
665 views / 0 likes - addedTell time on unlabeled analog clocks. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-time/e/telling_time?utm_source=YT&utm_medium=Desc&utm_campaign=Ear
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02:05 Popular
Skip Counting By 5 Example | Addition And Subtraction Within 100 | Early Math | Khan Academy
750 views / 0 likes - addedLearn to count by fives. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-skip-counting/e/skip-counting-by-5s?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMa
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11:14
Bayes in Science and Everyday Life: Crash Course Statistics #25
352 views / 0 likes - addedToday we're going to finish up our discussion of Bayesian inference by showing you how we can it be used for continuous data sets and be applied both in science and everyday life. From A/B testing of websites and getting a better understanding of psycholo
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12:16
The New Anatomy: Crash Course History of Science #15
341 views / 0 likes - addedTheres a question to consider thats pretty daunting: what is life? And to try to answer that question, three tools stand out as being especially useful: A book, some experiments, and the microscope! In this episode, Hank talks to us about all kinds of gro
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03:38 Popular
Sea Monsters And Superheroes | Addition And Subtraction Within 20 | Early Math | Khan Academy
727 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-20/cc-early-math-word-problems-within-20/e/addition-and-subtraction-word-problems-within-20--level-1?utm_source=YT&utm_medium=Des
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12:51
Biology Before Darwin: Crash Course History of Science #19
379 views / 0 likes - addedYouve probably heard of Charles Darwin, but before we get to him, you really need to understand how different people, throughout the seventeenth and eighteenth centuries, tried to answer the same question: what is life? ***Crash Course is on Patreon! You
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03:23 Popular
Comparison Word Problems | Addition And Subtraction Within 20 | Early Math | Khan Academy
904 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-20/cc-early-math-word-problems-more-fewer-20/e/addition-and-subtraction-word-problems-within-20--level-3?utm_source=YT&utm_medium
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03:31
Fence Posts For Horses | Addition And Subtraction Within 100 | Early Math | Khan Academy
670 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-add-sub-100-word-problems/e/addition-and-subtraction-word-problems-within-100--level-1?utm_source=YT&utm_medium
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02:51
Telling Time Exercise Example 1 | Measurement And Data | Early Math | Khan Academy
638 views / 0 likes - addedTell time on a labeled analog clock. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-time/e/telling_time_0.5?utm_source=YT&utm_medium=Desc&utm_campaign=
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02:57 Popular
Reading Bar Graph Examples | Measurement And Data | Early Math | Khan Academy
1,617 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-bar-graphs/e/solving-problems-with-bar-graphs-1?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Wat
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04:19
Cousin Fal's Shape Collection | Geometry | Early Math | Khan Academy
677 views / 0 likes - addedLearn how to classify shapes based on their number of sides, number of corners, and side-lengths. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-geometry-topic/cc-early-math-shapes/e/n
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02:10 Popular
Subtract Tens Exercise | Addition And Subtraction Within 100 | Early Math | Khan Academy
712 views / 1 likes - addedLearn how to add and subtract tens. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-sub-ones-tens/e/subtract-tens?utm_source=YT&utm_medium=Desc&utm_campaign=Ea
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03:37 Popular
Adding Hundreds, Tens, And Ones | Addition And Subtraction Within 100 | Early Math | Khan Academy
918 views / 0 likes - addedLearn how to add three-digit numbers by adding ones, tens, and hundreds. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-add-ones-tens-hundreds/e/add-within-10
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03:05 Popular
Equal Parts Of Circles And Rectangles | Geometry | Early Math | Khan Academy
1,346 views / 1 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-geometry-topic/cc-early-math-fractions-of-shapes/e/equal-parts-of-circles-and-rectangles?utm_source=YT&utm_medium=Desc&utm_campaign=Early
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04:28 Popular
Adding And Subtracting On Number Line Word Problems | Early Math | Khan Academy
1,411 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-add-sub-100-word-problems/e/adding-and-subtracting-on-the-number-line-word-problems?utm_source=YT&utm_medium=De
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03:33 Popular
Losing Tennis Balls | Addition And Subtraction Within 100 | Early Math | Khan Academy
724 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-add-sub-100-word-problems/e/addition-and-subtraction-word-problems-within-100--level-1?utm_source=YT&utm_medium
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13:25
The Century of the Gene: Crash Course History of Science #42
323 views / 0 likes - addedWith the question What is life? addressed at the molecular level, humanity could finally cure all disease and live forever Except, not really. It turns out we're complicated.***Crash Course is on Patreon! You can support us directly by signing up at http:
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12:23
Ecology: Crash Course History of Science #38
334 views / 0 likes - addedWeve explored the origins of modern biology, the earth sciences, and even the sciences of outer space. Now its time to put these disciplines together. It's Ecology time!!!***Crash Course is on Patreon! You can support us directly by signing up at http://w
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Ancient & Medieval Medicine: Crash Course History of Science #9
527 views / 0 likes - addedThe history of medicine is about two of our big questions: one, what is life? What makes it so special, so fragile, so goopy!? Two, how do we know what we know? Why should I take my doctors advice? Why are deep-fried Oreos bad for me?It may be tempting to
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01:45 Popular
Counting Dogs, Mice, And Cookies | Counting | Early Math | Khan Academy
740 views / 0 likes - addedLearn how to count animals organized in different patterns. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-counting-topic/cc-early-math-count-object-topic/e/how-many-objects-2?utm_sour
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01:43 Popular
Solving Problems With Bar Graphs 2 | Measurement And Data | Early Math | Khan Academy
1,325 views / 1 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-math-bar-graphs/e/solving-problems-with-bar-graphs-2?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Wat
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13:50
Newton and Leibniz: Crash Course History of Science #17
367 views / 1 likes - addedThe standard story of the Scientific Revolution culminates with the long life of one man: Sir Isaac Newtona humble servant of the Royal Mint, two-time parliamentarian, and a scientific titan whose name, along with Einsteins, is synonymous with physics tod
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04:08 Popular
Measuring A Golden Statue | Measurement And Data | Early Math | Khan Academy
727 views / 0 likes - addedMeasure an object with same-size length units that span it with no gaps or overlaps. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-measure-data-topic/cc-early-picture-graphs/e/solving
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02:06 Popular
Relating Addition And Subtraction | Basic Addition And Subtraction | Early Math | Khan Academy
930 views / 0 likes - addedSee the relationship between 2+3=5, 5-2=3, and 5-3=2. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-basics/cc-early-math-add-subtract-10/e/relate-addition-and-subtraction?utm_
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09:25 Popular
What's All The Yellen About? Monetary Policy And The Federal Reserve: Crash Course Economics #10
743 views / 0 likes - addedThis week on Crash Course Economics, we're talking about monetary policy. The reality of the world is that the United States (and most of the world's economies) are, to varying degrees, Keynesian. When things go wrong, economically, the central bank of th
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12:55
Why We Can't Invent a Perfect Engine: Crash Course Engineering #10
664 views / 0 likes - addedWeve introduced the 0th and 1st laws of thermodynamics, so now its time to move on to the second law and how we came to understand it. Well explain the differences between the first and second law, and well talk about the Carnot cycle and why we can never
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06:36
Congressional Decisions: Crash Course Government and Politics #10
625 views / 0 likes - addedThis week Craig breaks out the crystal ball to try and figure out why our congresspeople do the things that they do. We’ll talk about the three motivating factors of congressional decisions - constituency, interest groups, and political parties - and we’l
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12:05
The Atomic Bomb: Crash Course History of Science #33
529 views / 0 likes - addedThe story picks up where we left off last time, with Einstein writing the president of his new homeland, the United States, urging him to build a nuclear weapon before Hitler. This is the tale of the most destructive force humans have ever unleashed. The
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11:58
Ford, Cars, and a New Revolution: Crash Course History of Science #28
434 views / 0 likes - addedHistorians love to debate each other. So some of them pointed out that the first half of this revolution looks a lot different from the second. Let's chat about industry, cars, and Henry Ford.***Crash Course is on Patreon! You can support us directly by s
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08:39
Grip and Electric: Crash Course Film Production #10
545 views / 0 likes - addedIt's time to look at some of the most under-sung heroes of the film world, Grip and Electric. Doing everything from setting up dollies and tripods, to helping the cinematographer shape the light with flags and silks, the Grips are there to make it work pr
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13:04 Popular
The Scientific Methods: Crash Course History of Science #14
722 views / 0 likes - addedHistorically speaking, there is no one scientific method. Theres more than one way to make knowledge. In this episode we're going to look at a few of those ways and how they became more of the "norm."***Crash Course is on Patreon! You can support us direc
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09:36
Breaking the Silence: Crash Course Film History #10
536 views / 1 likes - addedNothing changed movies like the arrival of synchronous sound. NOTHING! Acting, directing, cinematography, and presentation all had to be rethought. Some studios were more quick to take on the challenge while others waited until the last moment. Some actor
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13:10 Popular
Darwin and Natural Selection: Crash Course History of Science #22
754 views / 0 likes - added"Survival of the Fittest" sounds like a great WWE show but today we're talking about that phrase as it relates to Charles Darwin and Alfred Wallace. Darwin and Wallace are at the heart of understanding evolution and natural selection. Today, Hank talks ab
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Alchemy: History of Science #10
292 views / 1 likes - addedIn fantasy stories, charlatans in fancy robes promise to turn lead into gold. But real alchemists werent just mystical misers. They were skilled experimentalists, backed by theories of matter. And they played a huge role in the development of knowledge ab
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00:56 Popular
Counting With Small Numbers | Counting | Early Math | Khan Academy
884 views / 0 likes - addedLearn how to count squirrels and horses. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-counting-topic/cc-early-math-counting/e/counting-out-1-20-objects?utm_source=YT&utm_medium=Desc&
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12:07
Einstein's Revolution: Crash Course History of Science #32
322 views / 0 likes - addedThere was physics before Einstein in the same way that there was biology before Darwin. Einstein didnt just add some new ideas to physics. And he didnt just add a unifying framework for doing physics, like Newton. Einstein took what people thought was phy
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04:19 Popular
Place Value Example With 42 | Place Value (tens And Hundreds) | Early Math | Khan Academy
765 views / 0 likes - addedLearn to see 42 as 4 tens and 2 ones. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-place-value-topic/cc-early-math-tens/e/groups-of-tens?utm_source=YT&utm_medium=Desc&utm_campaign=Ea
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02:55
Place Value Example With 25 | Place Value (tens And Hundreds) | Early Math | Khan Academy
694 views / 0 likes - addedLearn to see 25 as 2 tens and 5 ones. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-place-value-topic/cc-early-math-tens/e/groups-of-tens?utm_source=YT&utm_medium=Desc&utm_campaign=Ea
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05:59 Popular
Introduction To Place Value | Place Value (tens And Hundreds) | Early Math | Khan Academy
997 views / 1 likes - addedLearn why we use a "ones place" and a "tens place" when writing numbers. This video uses the number 37 as an example. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-place-value-topic/c
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01:58 Popular
Counting In Order | Counting | Early Math | Khan Academy
897 views / 0 likes - addedLearn how to count without making mistakes. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-counting-topic/cc-early-math-counting/e/counting-objects?utm_source=YT&utm_medium=Desc&utm_ca
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02:49 Popular
Skip Counting By 100 Example | Addition And Subtraction Within 100 | Early Math | Khan Academy
788 views / 0 likes - addedLearn to count by hundreds. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-skip-counting/e/skip-counting-by-100s?utm_source=YT&utm_medium=Desc&utm_campaign=Ea
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03:39 Popular
Introduction To Subtraction | Basic Addition And Subtraction | Early Math | Khan Academy
741 views / 0 likes - addedLearn what it means to subtract. The examples used in this video are 4-3 and 5-2. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-basics/cc-early-math-add-sub-intro/e/subtractio
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10:57 Popular
The Nervous System, Part 3 - Synapses!: Crash Course A&P #10
1,406 views / 0 likes - added•••SUBBABLE MESSAGE••• TO: NerdFighteria FROM: Dave at DTXC.CO Cycling t-shirts at DTXC.CO. Don't give up the Road! DFTBA! *** Subbable Co-Sponsors: Logan Sanders https://www.facebook.com/perrylogans Dr. Boyev http://youtube.com/taichiknees *** You can di
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11:48
Marie Curie and Spooky Rays: Crash Course History of Science #31
616 views / 3 likes - addedIt's time to talk about one of the most awesome scientists that has ever been awesome: Marie Curie. She figured out ways to get an amazing education despite the limitations of her homeland, discovered some really important answers to the question "what is
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03:11
Introduction To Addition | Basic Addition And Subtraction | Early Math | Khan Academy
660 views / 0 likes - addedLearn what it means to add. The examples used in this video are 1+1 and 2+3. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-basics/cc-early-math-add-sub-intro/e/addition_1?utm_
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01:03 Popular
Counting Whales, Sheep, And Flowers | Counting | Early Math | Khan Academy
736 views / 0 likes - addedLearn how to count animals. Animals in these pictures are organized neatly. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-counting-topic/cc-early-math-count-object-topic/e/how-many-ob
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02:10 Popular
Repeated Addition Example | Addition And Subtraction Within 100 | Early Math | Khan Academy
716 views / 0 likes - addedLearn how to solve word problems by adding the same number many times. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-skip-counting/e/repeated-addition?utm_so
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01:13 Popular
Counting In Pictures | Counting | Early Math | Khan Academy
745 views / 0 likes - addedLearn how to count the number of objects you see in pictures. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/early-math/cc-early-math-counting-topic/cc-early-math-count-object-topic/e/counting-in-scenes?utm_so
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05:36
10 Women Who Changed The World Through Science
72 views / 0 likes - addedIn honor of Women's History Month, we'll celebrate ten women who have helped save the world with science.Ada Lovelace was a self-taught Victorian English mathematician who is often regarded as the "world's first computer programmer". Some even say she was
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12:59 Popular
DNA Structure and Replication: Crash Course Biology #10
1,166 views / 0 likes - addedHank introduces us to that wondrous molecule deoxyribonucleic acid - also known as DNA - and explains how it replicates itself in our cells. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series
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18:00 Popular
10 Amazing Science Magic Tricks!
1,381 views / 12 likes - addedScience Magic Tricks! In this episode of How To Magic, Evan Era from EvanEraTV shows 10 Amazing Science Experiment Magic Tricks! Easy science magic tricks and experiments for kids, beginners, and all ages! Family-friendly fun magic science trick tutorials
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04:12 Popular
Inside Your Computer - Bettina Bair
834 views / 2 likes - addedView full lesson: http://ed.ted.com/lessons/inside-your-computer-bettina-bair How does a computer work? The critical components of a computer are the peripherals (including the mouse), the input/output subsystem (which controls what and how much informati
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13:31 Popular
The Deep Future: Crash Course Big History #10
818 views / 2 likes - addedFinally, after what seems like eons and eons, the end is nigh. We're talking not only about the end of Crash Course Big History, but also the end of everything. The end of humanity and the end of the universe.John and Hank Green will teach you about what
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02:22
The Six-Legged Robot That Wants to Teach Programming
446 views / 0 likes - addedThe Vincross Hexa spider-crab can dance, record video, climb up stairs and perform all sorts of tricks. WSJ’s Joanna Stern took the robot for a stroll… on the beach. Photo/Video: Andria Chamberlin for The Wall Street Journal Don’t miss a WSJ video, subscr
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11:07 Popular
10 Magic Science Experiment Tricks!
891 views / 1 likes - addedMagic Science Tricks! In this episode of How To Magic, Evan Era from EvanEraTV shows 10 Science Experiment Magic Tricks! Easy magic tricks for kids, beginners, and all ages! Family friendly fun magic science trick tutorials with step by step instructions
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11:13 Popular
Redox Reactions: Crash Course Chemistry #10
1,119 views / 0 likes - addedAll the magic that we know is in the transfer of electrons. Reduction (gaining electrons) and oxidation (the loss of electrons) combine to form Redox chemistry, which contains the majority of chemical reactions. As electrons jump from atom to atom, they c
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08:14
10 Amazing Science Experiments! Compilation
691 views / 0 likes - addedThis video is a compilation of 10 cool science experiments. 0:00 Jet engine in a jar 0:52 Traveling flame 1:16 Soapy water and gas 1:50 Drain cleaner and aluminium foil reaction 2:58 Brake fluid and pool chlorine 3:24 Coca Cola and pool chlorine reaction
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10:55 Popular
10 Amazing Science Experiments! Compilation
913 views / 0 likes - addedThis video is a compilation of top 10 science experiments you can do at home. 0:00 Fire Tornado 1:29 Smartphone 3D hologram 2:16 Soap propelled boat 2:43 Sugar and sulfuric acid reaction 5:05 No-leak magic bag 5:43 Silver egg 6:14 Coke and bleach reaction
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12:26 Popular
The Roman Empire. Or Republic. Or...Which Was It?: Crash Course World History #10
1,049 views / 1 likes - addedIn which John Green explores exactly when Rome went from being the Roman Republic to the Roman Empire. Here's a hint: it had something to do with Julius Caesar, but maybe less than you think. Find out how Caesar came to rule the empire, what led to him ge
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12:04 Popular
The Sun: Crash Course Astronomy #10
791 views / 2 likes - addedPhil takes us for a closer (eye safe!) look at the two-octillion ton star that rules our solar system. We look at the sun's core, plasma, magnetic fields, sunspots, solar flares, coronal mass ejections, and what all of that means for our planet. This epis
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04:03 Popular
10 Amazing Egg Experiments - Steve Spangler Science
837 views / 0 likes - addedWant more experiments like this? Check out http://www.stevespanglerscience.com/product/naked-eggs-and-flying-potatoes Sick Science® is a trademark of Steve Spangler, inc. © 2016 Steve Spangler Science all rights reserved
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07:16 Popular
Binary - How to Make a Computer: Part II
1,529 views / 0 likes - addedThis is Part II of How to Make a Computer. In this series, I'm going to be explaining how to build a computer from the ground up. Using 19th Century technology, you'll discover the inner workings of the most important thing in your life. This episode: bin
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13:22
Symbolic AI: Crash Course AI #10
318 views / 0 likes - addedToday we're going to talk about Symbolic AI - also known as "good old-fashioned AI". Symbolic AI is really different from the modern neural networks we've discussed so far, instead, it represents problems using symbols and then uses logic to search for so
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08:46 Popular
10 Recent Science Discoveries That Blew Our Minds
943 views / 0 likes - addedWelcome to Top10Archive! Science is an ever-expanding field with discoveries being made more frequently than any of us may realize. While some may work as simple watercooler conversation in labs, other findings, like the 10 compiled in this installment, a
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15:44
Top 10 Science Tricks and Physics Stunt Toys
483 views / 0 likes - addedThese 10 Science Toys are Must Haves! In this family friendly video you'll see many incredible / satisfying /amazing science toys / physics toys. Science Toys In This Video: Zero Blaster: Introducing the NEW Amazing Zero Toys Smoke-Ring Blaster! Now with
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10 Easy Science Experiments - That Will Amaze Kids
175 views / 1 likes - addedIve made sure that most of these experiments are very easy and include household items. There is one, however, that requires buying things not found in typical homes. Read full article here....http://www.raisingdv.com/easy-science-experiments-amaze-kids/
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10:51 Popular
The Video Game Crash Of 1983: Crash Course Games #6
720 views / 1 likes - addedSo the 1980s was the golden age of arcade games. Games like Donkey Kong, Pac- Man, Space Invaders, and Centipede had become a cultural phenomenon. These games had expanded the gamer demographic and even encouraged the rise of competitive gaming. There wer
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22:36
Computer Scientist Explains One Concept in 5 Levels of Difficulty | WIRED
386 views / 0 likes - addedComputer scientist Amit Sahai, PhD, is asked to explain the concept of zero-knowledge proofs to 5 different people; a child, a teen, a college student, a grad student, and an expert. Using a variety of techniques, Amit breaks down what zero-knowledge proo
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03:36
What If We’re Living in a Computer Simulation?
547 views / 0 likes - addedWhat if your reality was nothing more than a complex computer simulation? And if you were just a program on someone else’s hard drive, how would you know? Who would be controlling your every move? What kind of technology could make the simulation possible
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05:05 Popular
How Computer Memory Works - Kanawat Senanan
1,723 views / 3 likes - addedView full lesson: http://ed.ted.com/lessons/how-computer-memory-works-kanawat-senanan In many ways, our memories make us who we are, helping us remember our past, learn and retain skills, and plan for the future. And for the computers that often act as ex
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07:18
The Real Story Behind the Apollo 11 Computer Error | WSJ
565 views / 0 likes - addedPerhaps the most dramatic moment of Apollo 11's mission to the moon was when the Eagle began its final descent to the lunar surface and the Apollo Guidance Computer became overloaded. Few were more nervous than the young computer programmer who had writte
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12:32 Popular
1st place science fair ideas- 10 ideas and tricks to WIN!
969 views / 0 likes - added10 ideas and some power tips to make you the king of your science fair! FREE Audio Book- http://bit.ly/AudibleMarkRober A review of all the books I've listened to recently: http://bit.ly/MarksAudioBooks Studio C collab video! https://youtu.be/QCUyhiF6-0Q
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04:28
How It's Made - Computer Microprocessors
244 views / 0 likes - addedOn this episode of How It's Made, we learn all about the manufacturing process that goes into making computer microprocessors.
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09:33 Popular
What's inside the WORLD'S FIRST Personal Computer?
714 views / 2 likes - addedWe CUT OPEN the World's First P.C!?!? "Click this link to get 20% off the Kano Computer Kit 2017 online or in stores, from 10/27-11/10: http://getkano.co/2zPGOMt" So incredible to see how tech has evolved over the past 36 years. This IBM 5150 is iconic. T
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03:33
Computer Zombies ! | Totally Spies Official
306 views / 0 likes - addedWhen a bunch of computer geeks have gone missing at the cyber cafes, the spy girls investigate and discover that an evil software designer has developed a virus that turns people into programming zombies. The virus transmits via cell phones and even the s
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06:47
How Does a Quantum Computer Work?
288 views / 0 likes - addedFor more on spin, check out: http://youtu.be/v1_-LsQLwkAThis video was supported by TechNYou: http://bit.ly/19bBX5GA quantum computer works in a totally different way from a classical computer. Quantum bits or 'qubits' can exist in a superposition state o
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04:36
Watch Tesla Unveil Its Full Self-Driving Computer In Under 5 Minutes
485 views / 0 likes - addedTesla held an event for its investors called Autonomy Investor Day at its office in Palo Alto, CA. The event showcased software upgrades to the self-driving technology and new hardware called the Tesla FSD or Full-Self Driving computer.-------------------
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