Search Results: "Eclipses: Crash Course Astronomy #5"

All Most Recent Most Viewed

10:32 Popular
Eclipses: Crash Course Astronomy #5

829 views / 0 likes - added 9 years ago

The big question in the comments last week was, "BUT WHAT ABOUT ECLIPSES?" Today, Phil breaks 'em down for you. This episode is sponsored by Squarespace: http://www.squarespace.com/crashcourse -- As promised, Phil's sun spotting recommendations: Astronome
12:12 Popular
Introduction to Astronomy: Crash Course Astronomy #1

714 views / 3 likes - added 9 years ago

Welcome to the first episode of Crash Course Astronomy. Your host for this intergalactic adventure is the Bad Astronomer himself, Phil Plait. We begin with answering a question: "What is astronomy?" -- Table of Contents: What is Astronomy? 3:00 Who Studie
05:05 Popular
Craziest eclipses in the solar system

747 views / 2 likes - added 6 years ago

A total solar eclipse is passing across North America on August 21, 2017. Are there other total solar eclipses in the solar system? Get your first two months of CuriosityStream free by going to http://curiositystream.com/physicsgirl and using the promo co
11:23 Popular
Everything, The Universe...And Life: Crash Course Astronomy #46

799 views / 1 likes - added 8 years ago

Here it is, folks: the end. In our final episode of Crash Course Astronomy, Phil gives the course a send off with a look at some of his favorite topics and the big questions that Astronomy allows us to ask. Thank you for watching. -- Crash Course Astronom
12:36 Popular
A Brief History Of The Universe: Crash Course Astronomy #44

941 views / 0 likes - added 8 years ago

Thanks to the wonders of physics, astronomers can map a timeline of the universe’s history. Today, Phil’s going to give you an overview of those first few minutes (yes, MINUTES) of the universe’s life. It started with a Big Bang, when the Universe was inc
09:46 Popular
Moon Phases: Crash Course Astronomy #4

1,943 views / 6 likes - added 9 years ago

In this episode of Crash Course Astronomy, Phil takes you through the cause and name of the Moon's phases. -- Why the Moon Has Phases 0:36.1 Spheres in Orbit 1:05.4 Name of the Moon Phases 2:25.5 How We See It 7:48.2 -- PBS Digital Studios: http://youtube
12:26 Popular
Black Holes: Crash Course Astronomy #33

927 views / 3 likes - added 8 years ago

We’ve covered a lot of incredible stuff, but this week we’re talking about the weirdest objects in space: BLACK HOLES. Stellar mass black holes form when a very massive star dies, and its core collapses. The core has to be more than about 2.8 times the Su
12:00
Dark Matter: Crash Course Astronomy #41

612 views / 1 likes - added 8 years ago

Today on Crash Course Astronomy, Phil dives into some very dark matters. The stuff we can actually observe in the universe isn’t all there is. Galaxies and other large structures in the universe are created and shifted by a force we detect mostly indirect
12:57 Popular
Neutron Stars: Crash Course Astronomy #32

774 views / 1 likes - added 8 years ago

In the aftermath of a 8 – 20 solar mass star’s demise we find a weird little object known as a neutron star. Neutrons stars are incredibly dense, spin rapidly, and have very strong magnetic fields. Some of them we see as pulsars, flashing in brightness as
15:15 Popular
Deep Time: Crash Course Astronomy #45

722 views / 0 likes - added 8 years ago

As we approach the end of Crash Course Astronomy, it’s time now to acknowledge that our Universe’s days are numbered. Stars will die out after a few trillion years, protons will decay and matter will dissolve after a thousand trillion trillion trillion ye
11:17
Naked Eye Observations: Crash Course Astronomy #2

664 views / 0 likes - added 9 years ago

Today on Crash Course Astronomy, Phil invites you to head outside and take a look at all the incredible things you can see with your naked eye. -- Table of Contents: Naked Eye Observations 0:28.4 Constellations 3:09.7 The Color of Stars 2:44.5 View of the
13:23 Popular
The Big Bang: Crash Course Astronomy #42

931 views / 0 likes - added 8 years ago

Thanks to observations of galaxy redshifts, we can tell that the universe is EXPANDING! Knowing that the universe is expanding and how quickly its expanding also allows us to run the clock backwards 14 billion years to the way the universe began - with a
10:36
Star Clusters: Crash Course Astronomy #35

564 views / 0 likes - added 8 years ago

Last week we covered multiple star systems, but what if we added thousands or even millions of stars to the mix? A star cluster. There are different kinds of clusters, though. Open clusters contain hundreds or thousands of stars held together by gravity.
11:23
Dark Energy, Cosmology Part 2: Crash Course Astronomy #43

606 views / 0 likes - added 8 years ago

The majority of the universe is made up of a currently mysterious entity that pervades space: dark energy. We don’t know exactly what it is, but we do know that dark energy accelerates the expansion of space. We think this means the Universe will expand f
11:14 Popular
The Milky Way: Crash Course Astronomy #37

768 views / 0 likes - added 8 years ago

Today we’re talking about our galactic neighborhood: The Milky Way. It’s a disk galaxy, a collection of dust, gas, and hundreds of billions of stars, with the Sun located about halfway out from the center. The disk has grand spiral patterns in it, formed
12:03 Popular
Low Mass Stars: Crash Course Astronomy #29

891 views / 0 likes - added 8 years ago

Today we are talking about the life -- and death -- of stars. Low mass stars live a long time, fusing all their hydrogen into helium over a trillion years. More massive stars like the Sun live shorter lives. They fuse hydrogen into helium, and eventually
12:16
Nebulae: Crash Course Astronomy #36

594 views / 2 likes - added 8 years ago

Astronomers study a lot of gorgeous things, but nebulae might be the most breathtakingly beautiful of them all. Nebulae are clouds of gas and dust in space. They can glow on their own or reflect light from nearby stars. When they glow it’s usually predomi
12:35
The New Astronomy: Crash Course History of Science #13

324 views / 0 likes - added 4 years ago

This 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
12:06
Galaxies, Part 1: Crash Course Astronomy #38

673 views / 0 likes - added 8 years ago

The Milky Way is our neighborhood in the universe. It’s a galaxy and there are many others out there. Galaxies contain gas, dust, and billions of stars or more. They come in four main shapes: elliptical, spiral, peculiar, and irregular. Galaxies can colli
12:01 Popular
Binary And Multiple Stars: Crash Course Astronomy #34

728 views / 0 likes - added 8 years ago

Double stars are stars that appear to be near each other in the sky, but if they’re gravitationally bound together we call them binary stars. Many stars are actually part of binary or multiple systems. If they are close enough together they can actually t
10:17 Popular
Introduction to the Solar System: Crash Course Astronomy #9

976 views / 1 likes - added 9 years ago

In today's Crash Course Astronomy, Phil takes a look at the explosive history of our cosmic backyard. We explore how we went from a giant ball of gas to the system of planets and other celestial objects we have today. This episode is sponsored by Squaresp
14:05 Popular
Gamma-Ray Bursts: Crash Course Astronomy #40

766 views / 1 likes - added 8 years ago

Gamma-ray bursts are not only incredible to study, but their discovery has an epic story all its own. Today Phil takes you through some Cold War history and then dives into what we know. Bursts come in two rough varieties: Long and short. Long ones are fr
11:21
Distances: Crash Course Astronomy #25

642 views / 2 likes - added 8 years ago

How do astronomers make sense out of the vastness of space? How do they study things so far away? Today Phil talks about distances, going back to early astronomy. Ancient Greeks were able to find the size of the Earth, and from that the distance to and th
15:35
Galaxies, Part 2: Crash Course Astronomy #39

658 views / 0 likes - added 8 years ago

Active galaxies pour out lots of energy, due to their central supermassive black holes gobbling down matter. Galaxies tend not to be loners, but instead exist in smaller groups and larger clusters. Our Milky Way is part of the Local Group, and will one da
09:29
Cycles in the Sky: Crash Course Astronomy #3

623 views / 0 likes - added 9 years ago

This week we build on our naked eye observations from last week and take a look at the cyclical phenomena that we can see at work in the universe. -- Table of Contents: Naked Eye Observations 0:28.4 Constellations 3:09.7 The Color of Stars 2:44.5 View of
04:46
Eclipses Used To Be Terrifying

116 views / 0 likes - added 6 months ago

This video is supported by the NASA Heliophysics Education Activation Team (NASA HEAT), part of NASAs Science Activation portfolio.Because eclipses are powerful and frightening events, ancient cultures went to great lengths to understand eclipses, leading
12:17 Popular
High Mass Stars: Crash Course Astronomy #31

959 views / 1 likes - added 8 years ago

Massive stars fuse heavier elements in their cores than lower mass stars. This leads to the creation of heavier elements up to iron. Iron robs critical energy from the core, causing it to collapse. The shock wave, together with a huge swarm of neutrinos,
12:01
Telescopes: Crash Course Astronomy #6

666 views / 0 likes - added 9 years ago

Today Phil explains how telescopes work and offers up some astronomical shopping advice. -- How Telescopes Work 1:07 Refractors vs Reflectors 2:50 Technology and the Light Spectrum 7:45 -- PBS Digital Studios: http://youtube.com/pbsdigitalstudios Follow P
10:12 Popular
Mars: Crash Course Astronomy #15

879 views / 3 likes - added 8 years ago

The fourth planet from the sun and the outermost of the terrestrial planets, Mars has long been a popular spot for missions and imagination. Phil walks you through the planet's topography, core, and features. We'll take a look back to Mars's past and make
10:03 Popular
The Gravity of the Situation: Crash Course Astronomy #7

759 views / 0 likes - added 9 years ago

In today's episode, Phil looks at how gravity plays out across the universe. This episode is sponsored by Squarespace: http://www.squarespace.com/crashcourse -- Gravity is a Force 2:17 Different Types of Orbit 3:41 Escape Velocity 5:30 Weightless Mass 7:0
11:55 Popular
Comets: Crash Course Astronomy #21

729 views / 0 likes - added 8 years ago

Today on Crash Course Astronomy, Phil explains comets. Comets are chunks of ice and rock that orbit the Sun. When they get near the Sun the ice turns into gas, forming the long tail, and also releases dust that forms a different tail. We’ve visited comets
03:09 Popular
Lunar Eclipses

972 views / 0 likes - added 8 years ago

Did you know there will be a lunar eclipse this week? Jessi and Squeaks explore what causes lunar eclipses and why they can make the moon look red! ---------- Correction: Edited by Sarah Meismer Like SciShow? Want to help support us, and also get things t
10:34 Popular
Light: Crash Course Astronomy #24

1,646 views / 0 likes - added 8 years ago

In order to understand how we study the universe, we need to talk a little bit about light. Light is a form of energy. Its wavelength tells us its energy and color. Spectroscopy allows us to analyze those colors and determine an object’s temperature, dens
11:33 Popular
Asteroids: Crash Course Astronomy #20

716 views / 1 likes - added 8 years ago

Now that we’ve finished our tour of the planets, we’re headed back to the asteroid belt. Asteroids are chunks of rock, metal, or both that were once part of smallish planets but were destroyed after collisions. Most orbit the Sun between Mars and Jupiter,
10:41
Stars: Crash Course Astronomy #26

639 views / 0 likes - added 8 years ago

Today Phil’s explaining the stars and how they can be categorized using their spectra. Together with their distance, this provides a wealth of information about them including their luminosity, size, and temperature. The HR diagram plots stars’ luminosity
04:09
How eclipses proved that the Earth is slowing down

68 views / 0 likes - added 6 months ago

This video is supported by the NASA Heliophysics Education Activation Team (NASA HEAT), part of NASAs Science Activation portfolio.Without eclipses, our world would be a lot different because eclipses give us the ability to do science we otherwise wouldnt
09:47 Popular
Tides: Crash Course Astronomy #8

1,083 views / 1 likes - added 9 years ago

Today Phil explores the world of tides! What is the relationship between tides and gravity? How do planets and their moons become tidally locked? What would happen if you were 300km tall? Important questions. -- Gravity Over Distance 0:44 Tidal Force Para
10:14 Popular
The Earth: Crash Course Astronomy #11

877 views / 0 likes - added 9 years ago

Phil starts the planet-by-planet tour of the solar system right here at home, Earth. -- Table of Contents Earth is a Planet 0:03 Layers of Earth 1:25 The Magnetic Field 5:10 Atmosphere and the Human Influence 6:14 -- PBS Digital Studios: http://youtube.co
11:50
Exoplanets: Crash Course Astronomy #27

595 views / 1 likes - added 8 years ago

Today Phil explains that YES, there are other planets out there and astonomers have a lot of methods for detecting them. Nearly 2000 have been found so far. The most successful method is using transits, where a planet physically passes in front of its par
12:16 Popular
Saturn: Crash Course Astronomy #18

1,019 views / 6 likes - added 8 years ago

Saturn is the crown jewel of the solar system, beautiful and fascinating. It is a gas giant, and has a broad set of rings made of ice particles. Moons create gaps in the rings via their gravity. Saturn has dozens of moons, including Titan, which is as big
12:19 Popular
Uranus & Neptune: Crash Course Astronomy #19

2,224 views / 13 likes - added 8 years ago

Today we’re rounding out our planetary tour with ice giants Uranus and Neptune. Both have small rocky cores, thick mantles of ammonia, water, and methane, and atmospheres that make them look greenish and blue. Uranus has a truly weird rotation and relativ
10:18 Popular
Mercury: Crash Course Astronomy #13

1,267 views / 9 likes - added 9 years ago

Mercury is the closest planet to the sun. It has no atmosphere and is, as such, covered in craters. It's also incredibly hot but, surprisingly, has water ice hiding beneath its surface. -- Table of Contents Closest Planet to the Sun 0:03 Rotation Locked t
Featured
11:41
The Oort Cloud: Crash Course Astronomy #22

691 views / 0 likes - added 8 years ago

Now that we’re done with the planets, asteroid belt, and comets, we’re heading to the outskirts of the solar system. Out past Neptune are vast reservoirs of icy bodies that can become comets if they get poked into the inner solar system. The Kuiper Belt i
10:50 Popular
Venus: Crash Course Astronomy #14

1,098 views / 5 likes - added 8 years ago

Venus is a gorgeous naked-eye planet, hanging like a diamond in the twilight -- but it’s beauty is best looked at from afar. Even though Mercury is closer to the sun, Venus is the hottest planet in the solar system, due to a runaway greenhouse effect, and
12:04 Popular
The Sun: Crash Course Astronomy #10

794 views / 2 likes - added 9 years ago

Phil 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
10:30 Popular
Jupiter's Moons: Crash Course Astronomy #17

792 views / 1 likes - added 8 years ago

Before moving on from Jupiter to Saturn, we’re going to linger for a moment on Jupiter’s moons. There are 67 known moons, and 4 huge ones that we want to explore in greater detail. Ganymede is the largest - larger, in fact, than any other moon in the sola
11:22
Meteors: Crash Course Astronomy #23

633 views / 2 likes - added 8 years ago

Today Phil helps keep you from ticking off an astronomer in your life by making sure you know the difference between a meteor, meteorite, and meteoroid. When the Earth plows through the stream emitted by a comet we get a meteor shower. Meteors burn up abo
10:44 Popular
Jupiter: Crash Course Astronomy #16

1,278 views / 5 likes - added 8 years ago

Jupiter is the biggest planet in our solar system. The gas giant is NOT a failed star, but a really successful planet! It has a dynamic atmosphere with belts and zones, as well as an enormous red spot that’s actually a persistent hurricane. Jupiter is sti
11:06
Brown Dwarfs: Crash Course Astronomy #28

655 views / 0 likes - added 8 years ago

While Jupiter is nowhere near massive enough to initiate fusion in its core, there are even more massive objects out there that fall just short of that achievement as well called brown dwarfs. Brown dwarfs, have a mass that places them between giant plane
11:10
White Dwarfs & Planetary Nebulae: Crash Course Astronomy #30

509 views / 0 likes - added 8 years ago

Today Phil follows up last week’s look at the death of low mass stars with what comes next: a white dwarf. White dwarfs are incredibly hot and dense objects roughly the size of Earth. They also can form planetary nebulae: huge, intricately detailed object
03:41
Why Aren’t There Eclipses Every Month?

677 views / 0 likes - added 7 years ago

If the Sun, Earth and Moon are lined up, shouldn't we get a lunar and solar eclipse every month? Clearly, we don't, but why not? Support us at: http://www.patreon.com/universetoday More stories at: http://www.universetoday.com/ Follow us on Twitter: @univ
05:29
What Eclipses Have Done for Science

469 views / 0 likes - added 6 years ago

Eclipses have been aiding scientists throughout history, from helping measure the width of the Atlantic ocean and verifying Einstein's theory of general relativity, to allowing NASA to attempt a thermal mapping of Mercury. Subscribe for regular science vi
03:04 Popular
Here Comes The Sun: Crash Course Kids #5.1

1,972 views / 7 likes - added 8 years ago

Updated with fix. Thanks for pointing that out!!! :) Every hear of "Sol"? Sure you have! It's our Sun! It sits at the center of our 8 planet solar system, providing us with heat and light. But how does that energy get to us? In this episode of Crash Cours
10:46 Popular
Sensation&Perception - Crash Course Psychology #5

738 views / 0 likes - added 9 years ago

You 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.
03:00 Popular
Vegetation Transformation: Crash Course Kids #5.2

1,092 views / 0 likes - added 8 years ago

Have you ever seen a magic trick where one thing changes to another thing? Well, that's nothing compared to what plants can do through a process called photosynthesis. In this episode, Sabrina talks about how photosynthesis works! This first series is bas
13:43 Popular
Macroeconomics: Crash Course Economics #5

1,062 views / 0 likes - added 8 years ago

This week, Adriene and Jacob teach you about macroeconomics. This is the stuff of big picture economics, and the major movers in the economy. Like taxes and monetary policy and inflation and policy. We need this stuff, because if you don't have a big pict
11:04 Popular
Newton's Laws: Crash Course Physics #5

1,700 views / 2 likes - added 7 years ago

I'm sure you've heard of Isaac Newton and maybe of some of his laws. Like, that thing about "equal and opposite reactions" and such. But what do his laws mean? And how do they help us understand the world around us? In this episode of Crash Course Physics
11:20
Trademarks And Avoiding Consumer Confusion: Crash Course Intellectual Property #5

657 views / 0 likes - added 8 years ago

In which Stan Muller teaches you about our third branch of Intellectual Property, trademarks. A lot of people confuse trademark and copyright. Trademarks apply to things like company and product names and logos, packaging designs, and commercial designs.
10:38 Popular
5 Human Impacts On The Environment: Crash Course Ecology #10

1,572 views / 1 likes - added 8 years ago

Hank 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
07:23
The First Home Consoles: Crash Course Games #5

530 views / 3 likes - added 7 years ago

So last week Andre talked about Atari’s role in the rise of the video game industry, but Atari wasn’t the only major player in the 1970s. So we’re going to step back a few years and first talk about Ralph Baer who designed the first video game console - t
11:10 Popular
How Computers Calculate - the ALU: Crash Course Computer Science #5

709 views / 0 likes - added 7 years ago

Take 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
09:43 Popular
Tissues, Part 4 - Types of Connective Tissues: Crash Course A&P #5

1,588 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: the world. FROM: Laura Love Rathbun Learning is the best thing to do with your you! *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're
14:16
Using Wikipedia: Crash Course Navigating Digital Information #5

285 views / 0 likes - added 4 years ago

Let's talk about Wikipedia. Wikipedia is often maligned by teachers and twitter trolls alike as an unreliable source. And yes, it does sometimes have major errors and omissions, but Wikipedia is also the Internet's largest general reference work and as su
10:13 Popular
Focus & Concentration: Crash Course Study Skills #5

827 views / 0 likes - added 6 years ago

Sign up for your FREE trial of The Great Courses Plus here: http://ow.ly/PhPe30egcrb Have you ever noticed how easy it is to get distracted while studying – even when you know you really don’t have time for Facebook, Snapchat, Cookie Clicker, or whatever
10:01 Popular
Cartesian Skepticism - Neo, Meet Rene: Crash Course Philosophy #5

1,001 views / 0 likes - added 8 years ago

This week Hank introduces skepticism, exploring everything from the nature of reality through the eyes of a 17th century philosopher and, of course, The Matrix. -- Images and video via VideoBlocks or Wikimedia Commons, licensed under Creative Commons by 4
11:45 Popular
In Da Club - Membranes&Transport: Crash Course Biology #5

728 views / 0 likes - added 9 years ago

Hank describes how cells regulate their contents and communicate with one another via mechanisms within the cell membrane. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Set Like Cras
16:34
Expansion and Consequences: Crash Course European History #5

398 views / 0 likes - added 4 years ago

European exploration had a lot of side effects. When the Old World and the New World began to interact, people, wealth, food, animals, and disease began to flow in both directions. In the New World, countless millions were killed by smallpox, measles, and
12:48 Popular
The Electron: Crash Course Chemistry #5

965 views / 0 likes - added 9 years ago

Hank brings us the story of the electron and describes how reality is a kind of music, discussing electron shells and orbitals, electron configurations, ionization and electron affinities, and how all these things can be understood via the periodic table.
09:29 Popular
The Language of Film: Crash Course Film History #5

747 views / 0 likes - added 6 years ago

In this episode of Crash Course Film History, we talk about the development of the language of films by filmmakers like Edwin S. Porter and his films; Life of an American Fireman and The Great Train Robbery. Produced in collaboration with PBS Digital Stud
05:16
Here's Why Zodiac Constellations Are Still Used in Astronomy

337 views / 1 likes - added 3 years ago

To understand astronomy, astrology might actually not be a bad place to start... Although scientists certainly havent proven that being an Aries makes you more impatient or a Libra means youre wise, the constellations in the zodiac have unlocked hidden se
11:39
The Persians&Greeks: Crash Course World History #5

661 views / 0 likes - added 9 years ago

In which John compares and contrasts Greek civilization and the Persian Empire. Of course we're glad that Greek civilization spawned modern western civilization, right? Maybe not. From Socrates and Plato to Darius and Xerxes, John explains two of the grea
08:57 Popular
Constitutional Compromises: Crash Course Government and Politics #5

786 views / 1 likes - added 9 years ago

In which Craig Benzine teaches you about the compromises met in ratifying the U.S. Constitution. The United State’s didn’t always have its current system of government. Actually, this is it’s second attempt. Craig will delve into the failures (and few suc
10:06 Popular
Sound Production: Crash Course Film Production #5

1,145 views / 0 likes - added 6 years ago

Good sound is easy to miss because, usually, you're not paying attention to it. You're just simply, "in the story." But, sound recordists and engineers need to have a lot of technical know how as well as an instinct for story to help immerse us in the wor
17:17
How to make an AI read your handwriting (LAB) : Crash Course Ai #5

320 views / 0 likes - added 4 years ago

Follow along: https://colab.research.google.com/drive/1NyYH1EPpaJlMBLK0fcKYz4icaD1SNSLKJohn Green Bot wrote his first novel! Today, in our first ever Lab were going to program a neural network to recognize handwritten letters to convert the first part of
09:00
The History of Chemical Engineering: Crash Course Engineering #5

325 views / 0 likes - added 4 years ago

Today well cover the fourth and final of our core disciplines of engineering: chemical engineering. Well talk about its history and evolution going from soda ash competitions to oil refineries and renewable energies. Well also discuss some newer and emerg
02:43
Why Do Scientists Fly Jets Into The Shadows Of Solar Eclipses?

578 views / 1 likes - added 6 years ago

Great American Eclipse | LIVE Mon Aug 21 on SCI and SCI GO Why is the corona of the sun so much hotter than the center? Scientists are flying high-altitude jets into the shadow of an eclipse to gather data on why this is. Stream It LIVE On Science Channel
04:50
This Is A SUPER BLOOD MOON! Lunar Eclipses Explained

643 views / 1 likes - added 8 years ago

This episode is brought to you by Dropbox https://www.dropbox.com/ Tweet ⇒ bit.ly/OKTBSredmoon Share on FB ⇒ http://bit.ly/OKTBSredmoonF ↓ More info and sources below ↓ We’ve got t-shirts! Get yours here: http://store.dftba.com/collections/its-okay-to-be-
15:05 Popular
The Evolutionary Epic: Crash Course Big History #5

995 views / 0 likes - added 9 years ago

In which John Green, Hank Green, and Emily Graslie teach you about evolution. So, in the last 3.8 billion years, life on Earth has evolved from single-celled prokaryotes to the dizzying array of life we have today. So how did all this happen? We'll talk a
10:40 Popular
The Seven Years War and the Great Awakening: Crash Course US History #5

35.7k views / 307 likes - added 9 years ago

In which John Green teaches you about the beginnings of the American Revolution in a video titled The Seven Years War. Confusing? Maybe. John argues that the Seven Years War, which is often called the French and Indian War in the US, laid a lot of the gro
10:23
Community Ecology II: Predators - Crash Course Ecology #5

678 views / 0 likes - added 8 years ago

Hank gets to the more violent part of community ecology by describing predation and the many ways prey organisms have developed to avoid it. Like SciShow: http://www.facebook.com/scishow Follow SciShow: http://www.twitter.com/scishow TABLE OF CONTENTS Her
04:48
5 Magic Tricks in under 5 Minutes

516 views / 0 likes - added 3 years ago

Learn these 5 easy magic tricks in under 5 minutes. These tricks are all done with items you will find around your home, so you can learn them while you are stuck in quarantine.
03:35
Infrared astronomy - with Matthew Bothwell

124 views / 0 likes - added 1 year ago

Why does the universe look the way it does? The answer could lie in the massive, dusty, and star-producing galaxies that existed billions of years ago, and are invisible to the naked eye.Watch Matthew Bothwell's full lecture on 'The Invisible Universe': h
07:11 Popular
Real!! 5 Ways No Glue Slime, 5 No Glue Slime Recipes, No Glue, No Borax, No Cornstarch top 5

5,659 views / 5 likes - added 4 years ago

Real!! 5 Ways No Glue Slime, 5 No Glue Slime Recipes, No Glue, No Borax, No Cornstarch top 5#slimemasters #howtomakeslime #5waysnoglueeasy slime with home ingredients !! home ingredient slime under 5 minutes Hello Everyone! Welcome to Slime Masters Channe
01:59
The 5 Times Table Song (Multiplying by 5) | Silly School Songs

689 views / 0 likes - added 3 years ago

Kids will have a blast learning their 5 times tables with this fun and catchy tune! For more music and information, visit http://sillyschoolsongs.com.
10:51 Popular
The Video Game Crash Of 1983: Crash Course Games #6

724 views / 1 likes - added 7 years ago

So 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
09:51 Popular
The Moon: Astronomy #12

953 views / 1 likes - added 9 years ago

Join Phil for a tour of our capital-M Moon, from surface features, inside to the core, and back in time to theories about its formation. This episode is brought to you by Squarespace: http://www.squarespace.com/crashcourse -- Table of Contents Many Millio
15:23 Popular
Real!! 5 Ways No Glue Slime, 5 No Glue Slime Recipes, No Glue, No Borax, No Cornstarch top 5

47.6k views / 82 likes - added 6 years ago

Are you ready to watch 5 amazing NO GLUE Slime Recipes?!!! In this video I show you how to make No Glue Slimes !! I have a magical ingredients ;In today's video, I'll be testing out 5 slimes that don't need borax, detergent, glue, contact solution! MUST T
06:30 Popular
Decoding the ancient astronomy of Stonehenge

730 views / 1 likes - added 6 years ago

The solstice alignments of Stonehenge, explained. Subscribe to our channel! http://goo.gl/0bsAjO Note: A previous version of this video referred imprecisely to "Neolithic Britain" when discussing the Newgrange tomb in Ireland. We have removed that phrasin
Featured
04:23 Popular
What is the Purpose of Life? (Big Picture Ep. 5/5)

908 views / 0 likes - added 7 years ago

This video is about how life arose and what its main function or purpose in the universe seems to be. Thanks to http://www.audible.com/minutephysics for supporting this video, and to Sean Carroll for collaborating on it! Playlist of the full video series:
03:44
5 Weird Inventions Nobody Needed | 5 FACTS | Learn #withme

269 views / 2 likes - added 1 year ago

Learn #withmeThe Goofybike! The isolator! The baby cage! These are just a few of the WEIRDEST INVENTIONS ever created!!Tune in each week for 5 crazy, cool, epic, awesome, funny, weird, wild, unexpected, true facts about...well, EVERYTHING!! Credits Hosted
03:44
5 Mythical Creatures That REALLY Existed | 5 FACTS

282 views / 1 likes - added 1 year ago

Did you know that many of our favorite MYTHICAL CREATURES have very REAL origins?Tune in each week for 5 crazy, cool, epic, awesome, funny, weird, wild, unexpected, true facts about...well, EVERYTHING!! Credits Hosted by Josh CarlonProduced by Matt LevyWr
09:22 Popular
Nitrogen & Phosphorus Cycles: Always Recycle! Part 2 - Crash Course Ecology #9

1,846 views / 1 likes - added 8 years ago

Hank describes the desperate need many organisms have for nutrients (specifically nitrogen and phosphorus) and how they go about getting them via the nitrogen and phosphorus cycles. Like Crash Course! http://www.facebook.com/YouTubeCrashCourse Follow Cras
04:46 Popular
5 Crazy Coincidences You Won't Believe Are True | 5 FACTS

801 views / 1 likes - added 5 years ago

Sure, we've all seen some weird coincidences, but you've never seen any like these!! From the guy who had a baby fall on his head... TWICE, to the failed inventions that changed Japan forever!! Tune in each week for 5 crazy, cool, epic, awesome, funny, we
03:47 Popular
5 Weird Foods People Eat Every Day | 5 FACTS

706 views / 1 likes - added 5 years ago

You may hate your mom's meat loaf, but just wait until you get a load of some of the WEIRDEST FOODS from around the globe!! Rotten fish, fried spiders, even gold! And you thought eating your vegetables was bad!! Tune in each week for 5 crazy, cool, epic,
05:54 Popular
NO GLUE HOME INGREDIENTS SLIME! Testing Easy Slime Recipes Under 5 Minutes #5

1,776 views / 3 likes - added 5 years ago

NO GLUE HOME INGREDIENTS SLIME Testing Easy Slime Recipes Under 5 Minutes #5 Hello Everyone! Welcome to Slime Masters Channell! Easy and Best Slime Recipes for you!! Everyday I am uploading funny slime videos for you!! Hope you enjoyed sub and like bye !
04:17
The Most Important Astronomy Picture Ever Taken

552 views / 0 likes - added 8 years ago

http://gplus.to/TonyDarnell http://twitter.com/DeepAstronomy http://facebook.com/SpaceFan I've recently discovered an animation that was rendered using the measured redshift of all 10,000 galaxies in the Hubble Ultra Deep Field image. I've written a short
Featured
12:34 Popular
Meet Your Master: Getting to Know Your Brain - Crash Course Psychology #4

910 views / 0 likes - added 9 years ago

You 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.
02:55 Popular
5 Strange Holidays From Around The World | 5 FACTS

749 views / 0 likes - added 5 years ago

From "Extraterrestrial Abduction Day" to "Have A Bad Day" Day, we've got all the strangest holidays from all around the world! Tune in each week for 5 crazy, cool, epic, awesome, funny, weird, wild, unexpected, true facts about...well, EVERYTHING!! → Cred
14:27 Popular
The Great Depression: Crash Course US History #33

1,857 views / 7 likes - added 9 years ago

You 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. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th
04:51
5 Cute Animals... That Are Actually Vicious!! | 5 FACTS

654 views / 3 likes - added 5 years ago

Looks can be decieving, so watch this video and make sure learn everything you need to know about the cutest animals on earth that are actually vicious!! From a docile swan to the adorable pufferfish, we've got everything you need to know to keep you safe
06:57
5 Unsolved Mysteries That Will Creep You Out | 5 FACTS

643 views / 0 likes - added 5 years ago

A mysterious rowboat thousands of miles from land! A hijacker that was never found! A strange hum that only 2% of people can hear?!? These are just a few of our unsolved mysteries that will leave you wondering what happened!! Tune in each week for 5 crazy
05:00
5 Weird FADS From The Past | 5 FACTS

648 views / 0 likes - added 5 years ago

This isn't your mom's bell bottoms or your dad's 'Members Only' jacket! Today we're diving deep into the downright weirdest fads in history! From shoes so long governments needed to regulate them, to the 1990s hottest digital fad: TAMAGOTCHI!! Tune in eac
08:50 Popular
Was Gatsby Great? The Great Gatsby Part 2: Crash Course English Literature #5

851 views / 3 likes - added 9 years ago

SPOILER ALERT: This video assumes you've read the book. In which John Green continues to explore F. Scott Fitzgerald's novel, The Great Gatsby. In this installment, John looks into the titular Gatsby's purported Greatness. Gatsby's single-minded pursuit o
03:50
Sundials = Astronomy with a Stick!

412 views / 1 likes - added 6 years ago

Science doesn't have to be complicated. In fact, for most of the history of our investigation of the universe we used nothing more than sticks and stones. Just because they are old doesn't mean they aren't cool though. Right? If you want to check out more
10:08 Popular
Social Influence: Crash Course Psychology #38

763 views / 0 likes - added 9 years ago

You 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.
01:35 Popular
Crash Course Economics Intro!

712 views / 0 likes - added 8 years ago

In which Jacob Clifford and Adriene Hill introduce you to Crash Course Economics! CC Econ is a new course from the Crash Course team. We look forward to teaching you all about the so-called dismal science. Want to find Crash Course elsewhere on the intern
10:17
Gravitational Astronomy? How Detecting Gravitational Waves Changes Everything

619 views / 0 likes - added 6 years ago

We’ve now had multiple detections of gravitational waves, opening up a whole new field: gravitational astronomy. We talk about the detections made so far, and how we can see the Universe in a whole new way. Support us at: http://www.patreon.com/universeto
10:41
Aggression V. Altruism: Crash Course Psychology #40

676 views / 0 likes - added 9 years ago

You 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.
03:20
5 Explosive VOLCANO Facts | Nerf presents 5 FACTS

282 views / 0 likes - added 1 year ago

Hold on tight, because we're about to erupt with 5 totally explosive, totally true facts about VOLCANOES!! Cities buried in ash, eruptions in outer space, super volcanoes and way, way more!Tune in each week for 5 crazy, cool, epic, awesome, funny, weird,
05:27
The 1995 Hubble photo that changed astronomy

655 views / 0 likes - added 7 years ago

The Hubble Deep Field, explained by the man who made it happen. Subscribe to our channel! http://goo.gl/0bsAjO Click here to download the Hubble Deep Field images: http://www.spacetelescope.org/science/deep_fields/ /// Vox.com is a news website that helps
Featured
03:57
This Could Be the End of Urban Astronomy (360 Video)

495 views / 0 likes - added 6 years ago

City lights are blinding our view of space, and its forcing urban astronomers to rethink the way they make observations. To make matters worse, a change in the type of lights being used could be the end of some observatories. Plunging Down an Ice Track at
10:52 Popular
Orbitals: Crash Course Chemistry #25

880 views / 0 likes - added 9 years ago

In this episode of Crash Course Chemistry, Hank discusses what Molecules actually look like and why, some quantum-mechanical three dimensional wave functions are explored, he touches on hybridization, and delves into sigma and pi bonds. -- Table of Conten
04:07
New Astronomy Technique Reveals Monster at the Center of the Milky Way

568 views / 1 likes - added 9 years ago

Stripping away the Milky Way's stars, planets, rocks and dust reveals a massive black hole lurking just 26,000 light years from Earth. | For more STRIP THE COSMOS, visit http://www.sciencechannel.com/tv-shows/strip-the-cosmos/#mkcpgn=ytsci1 Subscribe to S
09:21 Popular
Astrophysics and Cosmology: Crash Course Physics #46

800 views / 0 likes - added 7 years ago

It's time for the end. At least the end of our first series on Physics here at Crash Course. In this episode of Crash Course Physics, Shini sits down to talk about Astrophysics and Cosmology. By using what we've learned this year, we can come to understan
11:22 Popular
The Periodic Table: Crash Course Chemistry #4

1,138 views / 1 likes - added 9 years ago

Hank gives us a tour of the most important table ever, including the life story of the obsessive man who championed it, Dmitri Mendeleev. The periodic table of elements is a concise, information-dense catalog of all of the different sorts of atoms in the
11:57 Popular
Calorimetry: Crash Course Chemistry #19

726 views / 0 likes - added 9 years ago

Today's episode dives into the HOW of enthalpy. How we calculate it, and how we determine it experimentally...even if our determinations here at Crash Course Chemistry are somewhat shoddy. -- Table of Contents Hess' Law 2:30 Calorimeter 3:12 Calorimetry 3
08:38 Popular
Hydrocarbon Derivatives - Crash Course Chemistry #43

1,112 views / 0 likes - added 9 years ago

You 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.
02:08 Popular
5 Facts About PIGS That Will Make You Squeal | 5 FACTS

888 views / 3 likes - added 5 years ago

Get ready to squeal because we're about to go hog wild for 5 adorable facts about PIGS!! From tatoos to swim team, we have everything you need to know about one of the smartest, cutest animals, the PIG!! Tune in each week for 5 crazy, cool, epic, awesome,
04:08 Popular
5 Surprising Facts About Horses | Spirit Riding Free presents 5 FACTS

857 views / 1 likes - added 4 years ago

Put on your riding boots and get ready to gallup, because were celebrating the release of DreamWorks Animations new season of Spirit Riding Free by finding five crazy, cool, epic, awesome, funny, weird, wild, unexpected, true facts about horses!!Images us
08:33
How Power Gets to Your Home: Crash Course Physics #35

555 views / 0 likes - added 7 years ago

Want more Crash Course in person? We'll be at NerdCon: Nerdfighteria in Boston on February 25th and 26th! For more information, go to http://www.nerdconnerdfighteria.com/ In this episode of Crash Course Physics, Shini talks to us about how power gets to o
10:00
Depressive and Bipolar Disorders: Crash Course Psychology #30

682 views / 2 likes - added 9 years ago

You 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.
03:22 Popular
5 Facts You THINK Are True But Aren't | 5 FACTS

1,043 views / 1 likes - added 5 years ago

Bulls hate red? WRONG!! Sugar makes you hyper? WRONG!! Gum stays in your stomach? Also WRONG!! Learn the truth about 5 myths that most people thank are facts, but aren't!! Tune in each week for 5 crazy, cool, epic, awesome, funny, weird, wild, unexpected,
Featured
08:59 Popular
Special Relativity: Crash Course Physics #42

733 views / 0 likes - added 7 years ago

This episode of Crash Course Physics is supported by Prudential. Go to www.raceforretirement.com to learn how, if you start saving today, you can continue to enjoy the things you love tomorrow. So we've all heard of relativity, right? But... what is relat
10:10 Popular
Ecosystem Ecology: Links In The Chain - Crash Course Ecology #7

1,226 views / 1 likes - added 8 years ago

Hank brings us to the next level of ecological study with ecosystem ecology, which looks at how energy, nutrients, and materials are getting shuffled around within an ecosystem (a collection of living and nonliving things interacting in a specific place),
10:56 Popular
Circuit Analysis: Crash Course Physics #30

925 views / 0 likes - added 7 years ago

How does Stranger Things fit in with Physics and, more specifically, circuit analysis? I'm glad you asked! In this episode of Crash Course Physics, Shini walks us through the differences between series and parallel circuits and how that makes Christmas li
10:16 Popular
Tissues, Part 2 - Epithelial Tissue: Crash Course A&P #3

1,538 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO : Phoebe and James McMullan FROM : Dad Continue being awesome Phoebe&James from John&Hank! *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything
09:02 Popular
Temperature: Crash Course Physics #20

1,262 views / 0 likes - added 7 years ago

Welcome to the new Crash Course Physics Studio! This episode of Crash Course Physics is sponsored by Audible.com. You can go to http://audible.com/crashcourse to get a 30 day trial and help us out as well! Get Your Crash Course Physics Mug here: https://s
10:36 Popular
Optical Instruments: Crash Course Physics #41

939 views / 0 likes - added 7 years ago

This episode of Crash Course Physics is supported by Prudential. Go to www.raceforretirement.com to learn how, if you start saving today, you can continue to enjoy the things you love tomorrow. How do lenses work? How do they form images? Well, in order t
11:20 Popular
The Power of Motivation: Crash Course Psychology #17

1,010 views / 0 likes - added 9 years ago

You 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.
Fixing Failure Points: Crash Course Kids #42.2

161 views / 0 likes - added 2 years ago

Now that we've talked about failure points, let's talk about how to fix them. In this episode of Crash Course Kids, Sabrina shows us how to set up models and trails to find and fix failure points. ///Standards Used in This Video///3-5-ETS1-3. Plan and car
09:49 Popular
Induction - An Introduction: Crash Course Physics #34

887 views / 0 likes - added 7 years ago

This episode was sponsored by Prudential. Go to http://Raceforretirement.com and see how quickly 1% can add up. Want more Crash Course in person? We'll be at NerdCon: Nerdfighteria in Boston on February 25th and 26th! For more information, go to http://ww
09:39 Popular
Vision: Crash Course A&P #18

1,252 views / 0 likes - added 8 years ago

Next stop in our tour of your sensory systems? VISION. With a little help from an optical illusion, we take a look inside your eyes to try to figure out how your sense of vision works -- and how it can be tricked. *** Table of Contents The Structure of th
Featured
09:45 Popular
Light Is Waves: Crash Course Physics #39

839 views / 1 likes - added 7 years ago

The way light behaves can seem very counter intuitive, and many physicists would agree with that, but once you figure out light waves it all starts to make more sense! In this episode of Crash Course Physics, Shini shows us how we know that light exists a
10:41
5 Twisted Riddles Only The Most ATTENTIVE 5% Can Solve

315 views / 0 likes - added 1 year ago

Subscribe to 7-Second Riddles: https://goo.gl/BZSTVhMusic: Epidemic Sound https://www.epidemicsound.com/Music: Youtube Library https://www.youtube.com/audiolibrary/...Stock materials (photos, footages and other):https://www.depositphotos.comhttps://www.sh
04:16 Popular
Who Needs Dirt?: Crash Course Kids #27.1

1,602 views / 2 likes - added 8 years ago

So... do plants need dirt? The truth might shock you. In this episode of Crash Course kids, Sabrina talks about how plants get energy and how that energy is transported around them. Also, she talks about dirt. Watch More Crash Course Kids: https://www.you
Featured
04:26 Popular
Everything Revolves Around You: Crash Course Kids #22.1

937 views / 1 likes - added 8 years ago

So, why doesn't the moon just crash into the Earth? And why doesn't the Earth crash into the Sun? What are orbits exactly and why do they happen? Well, it has to do with gravity and velocity. In this episode of Crash Course Kids, Sabrina talks to us about
Featured
05:17 Popular
The Engineering Process: Crash Course Kids #12.2

6,150 views / 15 likes - added 8 years ago

So, how do we go about being engineers? In this episode of Crash Course Kids, Sabrina talks to us about the Engineering Process and why we should do things in order, as well as many of the questions we should ask along the way. This first series is based
Featured
04:28 Popular
Life On Other Planets: Crash Course Kids #45.1

1,036 views / 0 likes - added 8 years ago

Have you ever wondered if there is anyone (or anything) else out there in the universe? Well, you're not alone. But what would alien life look like? And what would their food chains and food webs look like? In this episode of Crash Course Kids, Sabrina gi
Featured
05:30 Popular
Let's Fly!: Crash Course Kids 26.2

862 views / 1 likes - added 8 years ago

Selecting which solution is the best solution to a problem may seem difficult at first. But if you are patient and think about what you need an effective solution to be, you can do it. In this episode of Crash Course Kids, Sabrina shows us how to do just
Featured
04:01 Popular
Got Some Solutions?: Crash Course Kids #26.1

1,179 views / 0 likes - added 8 years ago

So, there might not be just one solution to a problem. I know that may sound weird, but it's true. So, how do you come up with multiple solutions? In this episode of Crash Course Kids, Engineer Sabrina shows us how to do that. Watch More Crash Course Kids
10:04 Popular
The Hydrologic And Carbon Cycles: Always Recycle! - Crash Course Ecology #8

1,264 views / 0 likes - added 8 years ago

Hank introduces us to biogeochemical cycles by describing his two favorites: carbon and water. The hydrologic cycle describes how water moves on, above, and below the surface of the Earth, driven by energy supplied by the sun and wind. The carbon cycle do
04:40 Popular
Planetary Plants: Crash Course Kids #45.2

984 views / 0 likes - added 8 years ago

So we know what life needs here to work, and we've talked a little about what life COULD look like on other planets. But what about plant life? What could plant life look like on other planets? In this episode of Crash Course Kids, Sabrina chats to us jus
Featured
03:15 Popular
5 Facts About Dinosaurs | Jurassic World presents 5 FACTS

1,431 views / 4 likes - added 5 years ago

5 crazy, cool, epic, awesome, funny, weird, wild, unexpected, true facts about...well, EVERYTHING!! Chris Pratt and Bryce Dallas Howard star as Owen Grady and Claire Dearing in Jurassic World: Fallen Kingdom, premiering on Friday, June 22, 2018. Watch the
10:21 Popular
Engines: Crash Course Physics #24

885 views / 0 likes - added 7 years ago

One of the greatest inventions is the steam engine. But why? What makes it so useful? And how does it work? In this episode of Crash Course Physics, Shini talks to us about how engines work, what makes them efficient, and why they're pretty cool. Get your
10:43 Popular
Tissues, Part 1: Crash Course A&P #2

886 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: Jordan Schoonover FROM: Mom, Dad&Madison Happy Birthday Jordan! We love you sweetheart!! *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything w
03:01 Popular
Try Trials: Crash Course Kids #39.2

880 views / 0 likes - added 8 years ago

We've talked about variables and solving problems. But how do we keep working on a problem if the first solution doesn't fix it? Trials! In this episode of Crash Course Kids, Sabrina shows us how to use Trials to figure out what the problems are with our
03:51 Popular
Chemical Changes: Crash Course Kids #19.2

4,539 views / 7 likes - added 8 years ago

We've talked about mixtures and solutions, solutes and solvents, but what about things that can't be undone? What about Chemical Changes? Would it surprise you to know that baking a cake is a Chemical Change? Or striking a match? In this episode of Crash
Featured
04:06 Popular
Succeed By Failing: Crash Course Kids #42.1

864 views / 0 likes - added 8 years ago

We all know that failure is bad... but is it? Actually, Engineers need things to fail so they can understand how to make things better. In this episode of Crash Course Kids, Sabrina chats to us about failure points and how they can help us find better sol
Featured
04:11 Popular
The Great Picnic Mix Up: Crash Course Kids #19.1

1,801 views / 1 likes - added 8 years ago

So you know that iced tea you like so much? Or that sweet soda drink? They're actually a few different things combined to make a new thing. In this episode of Crash Course Kids, Sabrina talks about all the different mixtures, solutions, and ants that can
Featured
04:27 Popular
The Robot Challenge: Crash Course Kids #47.1

715 views / 0 likes - added 8 years ago

Robots! They're everywhere. We use them for all kinds of things that we can't, or don't want to do. In this episode of Crash Course Kids, Sabrina shares a problem with us that can probably be solved by building an awesome robot. So let's take the robot ch
03:14 Popular
Feed Me: Classifying Organisms - Crash Course Kids #1.2

2,051 views / 5 likes - added 8 years ago

FEED ME! In this episode of Crash Course Kids, Sabrina has a chat with us about what living things eat to get energy. What makes something an omnivore, or a carnivore, or an herbivore? And how do plants fit in to all of this? This first series is based on
10:08 Popular
Metabolism & Nutrition, Part 2: Crash Course Anatomy & Physiology #37

1,598 views / 0 likes - added 8 years ago

If you're like us, you love the sound of a brunch buffet. But not everything you eat at that glorious buffet is going to be turned into energy. Your body has to work with different forms of food in different ways. In this episode of Crash Course Anatomy &
36:32 Popular
Astrophysicist Explains Gravity in 5 Levels of Difficulty | WIRED

928 views / 0 likes - added 4 years ago

Astrophysicist Janna Levin, PhD, is asked to explain the concept of gravity to 5 different people; a child, a teen, a college student, a grad student, and an expert. Levin is the Claire Tow Professor of Physics & Astronomy at Barnard College of Columbia U
05:29 Popular
Water Fix!: Crash Course Kids #36.2

1,069 views / 3 likes - added 8 years ago

How can we fix water shortages? Well, we know that shortages are a problem and can cause fighting because water is a resource. When you limit a resource, things get scary. But, in this episode of Crash Course Kids, Sabrina talks about ways that we can hel
Featured
04:30 Popular
What's An Engineer? Crash Course Kids #12.1

1,395 views / 3 likes - added 8 years ago

You've heard of Engineers, I'm sure. But, what are Engineers? Well, it turns out that they're all kinds of people doing all kinds of neat work! Want to be one? Well, join Sabrina in this episode of Crash Course Kids where she talks about what they do and
Featured
02:59 Popular
Down To Earth: Crash Course Kids #4.2

1,623 views / 0 likes - added 8 years ago

In this episode of Crash Course Kids, Sabrina talks about why things on the bottom of the Earth, don't just fall off into space. Plus... PENGUINS! This first series is based on 5th grade science. We're super excited and hope you enjoy Crash Course Kids! /
08:46
Quantum Mechanics - Part 1: Crash Course Physics #43

696 views / 0 likes - added 7 years ago

What is light? That is something that has plagued scientists for centuries. It behaves light a wave... and a particle... what? Is it both? In this episode of Crash Course Physics, Shini introduces to the idea of Quantum Mechanics and how it helps us under
10:02 Popular
Peripheral Nervous System: Crash Course A&P #12

1,525 views / 2 likes - added 9 years ago

It is now time to meet the system that helps your crazy brain stay in touch with the outside world. We follow up last week's tour of the central nervous system with a look at your peripheral nervous system, its afferent and efferent divisions, how it proc
09:44 Popular
Immune System, Part 2: Crash Course A&P #46

1,033 views / 0 likes - added 8 years ago

In the penultimate episode of Crash Course Anatomy & Physiology, Hank explains your adaptive immune system. The adaptive immune system's humoral response guards extracellular terrain against pathogens. Hank also explains B cells, antibodies, and how vacci
04:27 Popular
Architecture Adventure: Crash Course Kids #47.2

1,001 views / 3 likes - added 8 years ago

If we want to build a place for us to live, or to hang out, or do eat dinner with our friends, we're going to need a special kind of engineering called architecture. In this episode of Crash Course Kids, Sabrina gets us to help her build a place where she
Featured
04:01 Popular
Astronaut Experiment: Crash Course Kids #32.2

708 views / 2 likes - added 8 years ago

Air resistance! It's a thing! In this episode of Crash Course Kids, Sabrina does her own Astronaut Experiment to show us how we can prove it! Watch More Crash Course Kids: https://www.youtube.com/user/crashcoursekids ///Standards Used in This Video/// 5-P
Featured
04:02 Popular
Fixing Failure Points: Crash Course Kids #42.2

728 views / 0 likes - added 8 years ago

Now that we've talked about failure points, let's talk about how to fix them. In this episode of Crash Course Kids, Sabrina shows us how to set up models and trails to find and fix failure points. Watch More Crash Course Kids: https://www.youtube.com/user
04:44 Popular
Testing And Trials: Crash Course Kids #44.2

853 views / 1 likes - added 8 years ago

More trials! This time we need to figure out what to do if you don't have all the things you'd like to have to perform your tests. How do you isolate a variable across multiple tests? A good engineer will work to find a way to make it happen. In this epis
11:38
Bonding Models and Lewis Structures: Crash Course Chemistry #24

696 views / 0 likes - added 9 years ago

Models are great, except they're also usually inaccurate. In this episode of Crash Course Chemistry, Hank discusses why we need models in the world and how we can learn from them... even when they're almost completely wrong. Plus, Lewis Structures! -- Tab
09:37 Popular
Immune System, Part 3: Crash Course A&P #47

855 views / 0 likes - added 8 years ago

THE FINAL SHOWDOWN! This is the last episode on the immune system and also the very last episode of Crash Course Anatomy & Physiology. In it, Hank explains how the cellular immune response uses helper, cytotoxic, and regulatory T cells to attack body cell
10:02 Popular
Ecological Succession: Change Is Good - Crash Course Ecology #6

1,934 views / 0 likes - added 8 years ago

In the world of ecology, the only constant is change - but change can be good. Today Hank explains ecological succession and how ecological communities change over time to become beautiful, biodiverse mosaics. Like Crash Course on Facebook! http://www.fac
10:57 Popular
Equilibrium: Crash Course Chemistry #28

1,174 views / 0 likes - added 9 years ago

In this episode of Crash Course Chemistry, Hank goes over the ideas of keeping your life balance... well, your chemical life. Equilibrium is all about balance and today Hank discusses Chemical Equilibrium, Concentration, Temperature, and Pressure. Also, h
03:40 Popular
Defining A Problem: Crash Course Kids #18.1

1,491 views / 0 likes - added 8 years ago

So, how do engineers even figure out what problem needs to get fixed? And what's the difference between identifying a problem and just complaining about something. In this episode of Crash Course Kids, Sabrina talks about how we can all be better Engineer
04:38 Popular
Bowled Over - Isolating Variables: Crash Course Kids #39.1

769 views / 0 likes - added 8 years ago

So, variables. There are lots of them when trying to test an idea. The trick is to isolate one variable at a time to get reliable results every time. But, how do we do that? In this episode of Crash Course Kids, Sabrina shows us how to isolate variables a
03:15 Popular
Resources: Welcome To The Neighborhood - Crash Course Kids #2.1

1,639 views / 8 likes - added 8 years ago

Welcome to the Neighborhood! Humans need a lot of things to survive (I'm sure you've noticed). We need food, water, and shelter and it takes a lot of resources to get all of those things. What are resources? In this episode of Crash Course Kids, Sabrina t
10:24 Popular
Homunculus - Crash Course Psychology #6

713 views / 0 likes - added 9 years ago

You 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.
03:18 Popular
Engineering Games: Crash Course Kids #29.2

2,089 views / 7 likes - added 8 years ago

So how can a game teach us about engineering? Pretty easily! When you're trying to solve a game, or a puzzle, or whatever, you will have a bunch of variables. The trick is knowing how to change one variable at a time to see what changes. In this episode o
10:14 Popular
The Chemical Mind - Crash Course Psychology #3

934 views / 0 likes - added 9 years ago

You 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.
09:57 Popular
Electric Fields: Crash Course Physics #26

776 views / 0 likes - added 7 years ago

As we learn more about electricity, we have to talk about fields. Electric fields may seem complicated, but they're really fascinating and a crucial part of physics. In this episode of Crash Course Physics, Shini chats about capacitors, conductors, electr
10:04 Popular
Thermodynamics: Crash Course Physics #23

1,171 views / 0 likes - added 7 years ago

Have you ever heard of a Perpetual Motion Machine? More to the point, have you ever heard of why Perpetual Motion Machines are impossible? One of the reasons is because of the first law of thermodynamics! In this episode of Crash Course Physics, Shini tal
03:55 Popular
Over (to) The Moon: Crash Course Kids #13.2

1,026 views / 1 likes - added 8 years ago

Sabrina gets a new set in this episode of Crash Course Kids. Do you want to be an astronaut? Would you like to someday walk on the moon? Well, you better learn a little about gravity so you can escape from Earth and head into space. Today, Sabrina chats w
09:22 Popular
Pollution: Crash Course Ecology #11

996 views / 0 likes - added 8 years ago

Hank talks about the last major way humans are impacting the environment in this penultimate episode of Crash Course Ecology. Pollution takes many forms - from the simplest piece of litter to the more complex endocrine distruptors - and ultimately, humans
09:08
Quantum Mechanics - Part 2: Crash Course Physics #44

602 views / 0 likes - added 7 years ago

e=mc2... it's a big deal, right? But why? And what about this grumpy cat in a box and probability? In this episode of Crash Course Physics, Shini attempts to explain a little more on the topic of Quantum Mechanics. *** Get your own Crash Course Physics mu
04:40
5 Adorable Facts About HUGS | 5 FACTS

317 views / 1 likes - added 3 years ago

Show some love because today we've got 5 adorable facts about HUGS, brought to you by DreamWorks Animation's "Trolls", in theaters November 4th!From the creators of SHREK comes DreamWorks Animations TROLLS, a smart, funny and irreverent comedy about the s
04:35 Popular
Designing A Trial: Crash Course Kids #44.1

859 views / 1 likes - added 8 years ago

It's time to design some trials. Sometimes engineers need to figure out how to test ideas. In order to do that, we need to design trials to find failure points and see how things are going to work in the real world (with gravity, wind, and human error all
Featured
09:27 Popular
Silicon - The Internet's Favorite Element: Crash Course Chemistry #35

1,288 views / 0 likes - added 9 years ago

You 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.
08:23 Popular
Electric Current: Crash Course Physics #28

1,302 views / 0 likes - added 7 years ago

So, electric current works like a river... kinda... Instead of flowing based on elevation, electric current works a little differently. But it's a good metaphor. In this episode of Crash Course Physics, Shini talks to us about electric current, voltaic ce
11:04 Popular
Liquids: Crash Course Chemistry #26

741 views / 1 likes - added 9 years ago

In this episode of Crash Course Chemistry, Hank gives you the low down on things like London Dispersion Forces, Hydrogen Bonds, Cohesion, Adhesion, Viscosity, Capillary Action, Surface Tension, and why liquids are just... WEIRD! -- TABLE OF CONTENTS Londo
03:37 Popular
Up, Up & Away: Crash Course Kids #16.2

994 views / 0 likes - added 8 years ago

So... what makes the wind? You might be surprised to learn that it has to do with two of Earth's spheres; The Hydrosphere and the Geosphere. In this episode of Crash Course Kids, Sabrina takes us to the beach to chat about how the wind comes into being an
Featured
04:00 Popular
The Great Escape: Crash Course Kids #13.1

1,235 views / 2 likes - added 8 years ago

Do you know how many people have been to the moon? Only 12! Part of the reason it's so few is because of how difficult it is to escape Earth and get into space in the first place. In this episode of Crash Course Kids, Sabrina talks about gravity, escape v
09:47 Popular
Magnetism: Crash Course Physics #32

1,243 views / 0 likes - added 7 years ago

This episode was sponsored by Prudential. Go to http://Raceforretirement.com and see how quickly 1% can add up. You’re probably familiar with the basics of magnets already: They have a north pole and a south pole. Two of the same pole will repel each othe
08:51 Popular
Productivity And Growth: Crash Course Economics #6

834 views / 1 likes - added 8 years ago

Why are some countries rich? Why are some countries poor? In the end it comes down to Productivity. This week on Crash Course Econ, Adriene and Jacob investigate just why some economies are more productive than others, and what happens when an economy is
03:53 Popular
(LEGO) Block Party: Crash Course Kids #23.2

1,013 views / 0 likes - added 8 years ago

Playing with LEGOS is fun. But, they can also teach us something about matter. In this episode of Crash Course Kids, Sabrina chats about chemical reactions and the Conservation of Matter. Watch More Crash Course Kids: https://www.youtube.com/user/crashcou
Featured
08:03 Popular
Torque: Crash Course Physics #12

1,069 views / 0 likes - added 7 years ago

Get Your Crash Course Physics Mug here: http://store.dftba.com/products/crashcourse-physics-mug What is torque? This is one of those things that you may have heard about in passing but never really understood. In this episode of Crash Course Physics, Shin
03:41 Popular
Climate Change: Crash Course Kids #41.2

1,382 views / 6 likes - added 8 years ago

How does climate change? And what happens to environments and ecosystems when it does? In this episode of Crash Course Kids, Sabrina shows us the effects that climate change can have and how one small change in an ecosystem can throw everything off. Watch
03:12 Popular
Defining Gravity: Crash Course Kids #4.1

1,956 views / 7 likes - added 8 years ago

So, if gravity pulls everything down, then why don't things on the bottom of the Earth get pulled down into space? In this episode of Crash Course Kids, Sabrina talks about gravity and explains that when we talk about gravity pulling things down, what we
10:07 Popular
AC Circuits: Crash Course Physics #36

890 views / 0 likes - added 7 years ago

Want more Crash Course in person? We'll be at NerdCon: Nerdfighteria in Boston on February 25th and 26th! For more information, go to http://www.nerdconnerdfighteria.com/ We've talked about AC Circuits, but now it's time to delve into the world of AC Circ
09:36 Popular
Alkenes&Alkynes - Crash Course Chemistry #41

1,082 views / 0 likes - added 9 years ago

You 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.
08:25
Spectra Interference: Crash Course Physics #40

570 views / 0 likes - added 7 years ago

Light is everywhere … but it’s not as predictable as you might think. It’s a wave that travels in straight lines, yet it also reflects off of surfaces, refracts through various materials, and generally changes direction all the time! We’ve learned how to
08:42 Popular
Producers: Crash Course Film Production #6

894 views / 1 likes - added 6 years ago

So... what do Producers even do? It's a hard question to answer because there are so many different kinds of producers on a movie. In this episode of Crash Course Film Production, Lily Gladstone talks us through the different kinds of producers and what t
11:32 Popular
Hydrocarbon Power! - Crash Course Chemistry #40

901 views / 0 likes - added 9 years ago

You 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.
10:18 Popular
What Is A Game?: Crash Course Games #1

818 views / 1 likes - added 8 years ago

Welcome to Crash Course Games! In this series our host Andre Meadows is going to discuss the history and science of games. We’re going to talk about video games of course, but also board games, role playing games, card games, even sports! But before we ge
09:40
Geometric Optics: Crash Course Physics #38

531 views / 0 likes - added 7 years ago

Want more Crash Course in person? We'll be at NerdCon: Nerdfighteria in Boston on February 25th and 26th! For more information, go to http://www.nerdconnerdfighteria.com/ LIGHT! Let's talk about it today. Sunlight, moonlight, torchlight, and flashlight. T
09:39 Popular
Sound: Crash Course Physics #18

1,416 views / 3 likes - added 7 years ago

Get Your Crash Course Physics Mug here: https://store.dftba.com/products/crashcourse-physics-mug We learn a lot about our surroundings thanks to sound. But... what is it exactly? Sound, that is. What is sound? And how does it travel? And what is this Dopp
09:22 Popular
Respiratory System, Part 1: Crash Course A&P #31

1,239 views / 2 likes - added 8 years ago

So we all know that breathing is pretty important, right? Today we're going to talk about how it works, starting with the nameless evolutionary ancestor that we inherited this from, and continuing to the mechanics of both simple diffusion and bulk flow, a
05:10 Popular
Spaced Out: Crash Course Kids #25.1

747 views / 2 likes - added 8 years ago

So... how big is the Universe? It's big... really big... no, bigger than that... it's big. In this episode of Crash Course Kids, Sabrina gives us some perspective on this whole Universe thing and how we fit into it. Watch More Crash Course Kids: https://w
Featured
05:00 Popular
H2O-NO! - Fresh Water Problems: Crash Course Kids #33.1

1,094 views / 2 likes - added 8 years ago

What happens to a single ecosystem when the amount of freshwater available in it changes? Not really much good. In this episode of Crash Course Kids, Sabrina talks about ecosystems and how one small change can lead to a cascade effect in the entire ecosys
04:33 Popular
Look Who's Talking: Crash Course Kids #27.2

913 views / 0 likes - added 8 years ago

Plants! We absolutely depend on them. Oxygen, food, and looking super nice to boot! But, plants have a lot more going on than meets the eye. How do we know that? Investigations and Experimentations! Watch More Crash Course Kids: https://www.youtube.com/us
Featured
04:16 Popular
The Basics Of Freshwater: Crash Course Kids 14.1

1,958 views / 6 likes - added 8 years ago

We have a lot of water on Earth, but we also can't actually drink much of it... or use it for farming. That's because most of the water on Earth is saltwater. We humans, like a lot of living things, need freshwater to survive. In this episode of Crash Cou

>> View eclipses: crash astronomy #5 web videos