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  • 04:31 Popular Counting American Coins | Measurement And Data | Early Math | Khan Academy

    Counting American Coins | Measurement And Data | Early Math | Khan Academy

    738 views / 0 likes - added

    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-money/v/counting-dollars?utm_source=YT&utm_medium=Desc&utm_campaign=EarlyMath Watch the next lesson: htt

  • 26:42 Popular Work and Energy - Physics 101 / AP Physics 1 Review with Dianna Cowern

    Work and Energy - Physics 101 / AP Physics 1 Review with Dianna Cowern

    963 views / 0 likes - added

    Lesson 9 (Work and Energy) of Dianna's Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need an AP Physics 1 review before the exam? This course is for you! Exercises in this video:1. A rocket pushes a

  • 01:44 Popular Interpreting Two-way Tables | Data And Modeling | 8th Grade | Khan Academy

    Interpreting Two-way Tables | Data And Modeling | 8th Grade | Khan Academy

    1,729 views / 0 likes - added

    Learn how to read two-way tables. 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/v/counting-with-small-numbers?utm_source=YT&utm_medium=Desc&utm_c

  • 03:20 If the Sun Became a Black Hole, Would Earth Fall In?

    If the Sun Became a Black Hole, Would Earth Fall In?

    668 views / 1 likes - added

    Go to http://Brilliant.org/SciShow to try out Brilliant’s Daily Challenges. The first 200 subscribers get 20% off an annual Premium subscription. If our sun turned into a black hole, you might think our solar system would be doomed, but in reality that's

  • 11:28 Reinforcement Learning: Crash Course AI#9

    Reinforcement Learning: Crash Course AI#9

    359 views / 1 likes - added

    Reinforcement learning is particularly useful in situations where we want to train AIs to have certain skills we dont fully understand ourselves. Unlike some of the techniques weve discussed so far, reinforcement learning generally only looks at how an AI

  • 06:30 Is The Next Antibiotic Hiding Deep Within The Ocean?

    Is The Next Antibiotic Hiding Deep Within The Ocean?

    548 views / 1 likes - added

    Drug-resistant superbugs are becoming more common, putting pressure on scientists to find new antibiotics. Could the answer be in the ocean? How Fecal Transplants Can Save Lives - https://youtu.be/i6RBfoITbls Sign Up For The Seeker Newsletter Here - http:

  • 04:01 Popular Comparing Values With Calculator | Numbers And Operations | 8th Grade | Khan Academy

    Comparing Values With Calculator | Numbers And Operations | 8th Grade | Khan Academy

    1,162 views / 0 likes - added

    Learn how to compare 22.9% to √0.45 using a calculator. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-numbers-operations/cc-8th-approximating-irrational-numbers/e/approximating-irr

  • 04:10 Popular Approximating With Powers Of 10 | Numbers And Operations | 8th Grade | Khan Academy

    Approximating With Powers Of 10 | Numbers And Operations | 8th Grade | Khan Academy

    1,183 views / 0 likes - added

    Learn how to approximate how much larger the world population was than the US population in 2014. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-numbers-operations/cc-8th-orders-of-

  • 02:41 Popular Multiplying Multiples Of Powers Of 10 | Numbers And Operations | 8th Grade | Khan Academy

    Multiplying Multiples Of Powers Of 10 | Numbers And Operations | 8th Grade | Khan Academy

    1,138 views / 0 likes - added

    Learn how to multiply (9 * 10^9) (-2 * 10^-3). Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-numbers-operations/cc-8th-orders-of-magnitude/e/orders-of-magnitude?utm_source=YT&utm_m

  • 59:49 Carl Sagan Christmas Lecture 1 - The Earth as a Planet

    Carl Sagan Christmas Lecture 1 - The Earth as a Planet

    143 views / 0 likes - added

    In his first Christmas Lecture, American astronomer and cosmologist Carl Sagan explores planet Earth and the place, scale and geometry of the 'pale blue dot' in the Solar System. Sagan provides a unique insight into the history of our knowledge of the thi

  • 09:55 How Dogs (Eventually) Became Our Best Friends

    How Dogs (Eventually) Became Our Best Friends

    355 views / 0 likes - added

    Were still figuring out the details, but most scientists agree that it took thousands of years of interactions to develop our deep bond with dogs. When did they first become domesticated? Where did this happen? And what did the process look like, in terms

  • 01:18 Popular Can You Make 4 Triangles From 6 Matches?

    Can You Make 4 Triangles From 6 Matches?

    985 views / 0 likes - added

    Can you use 6 matches to make 4 triangles of equal size and equal shape? This is harder than it sounds! Give it a try before watching the video for a solution. If you like my videos, you can support me at Patreon: http://www.patreon.com/mindyourdecisions

  • 06:25 NVIDIA's New AI: Enhance!

    NVIDIA's New AI: Enhance!

    209 views / 0 likes - added

    Check out Lambda here and sign up for their GPU Cloud: https://lambdalabs.com/papers The paper "EG3D: Efficient Geometry-aware 3D Generative Adversarial Networks" is available here: https://matthew-a-chan.github.io/EG3D/ The latent space material synthesi

  • 04:22 Popular Impossible Algebra Problem

    Impossible Algebra Problem

    1,244 views / 0 likes - added

    This problem is making the rounds. Can you place numbers in the four boxes so all the equations are true? Blog post (text/image explanation): http://wp.me/p6aMk-4up If you like my videos, you can support me at Patreon: http://www.patreon.com/mindyourdecis

  • 03:25 Popular Can You Solve This? AA + BB + CC = ABC

    Can You Solve This? AA + BB + CC = ABC

    2,484 views / 0 likes - added

    If AA + BB + CC = ABC, what are the values of A, B, and C? All the digits are distinct and positive. Watch the video for a solution. Blog (text explanation): http://wp.me/p6aMk-4Cm If you like my videos, you can support me at Patreon: http://www.patreon.c

  • 07:49 Mathematics is the Art of the Shortcut - with Marcus du Sautoy

    Mathematics is the Art of the Shortcut - with Marcus du Sautoy

    155 views / 0 likes - added

    From algebra to geometry, maths is often about finding shortcuts to large problems.Marcus' new book is available now: https://geni.us/dusautoyMarcus du Sautoy is the Charles Simonyi Professor for the Public Understanding of Science at the Oxford Universit

  • 07:24 An Infinite Number of Words for Snow

    An Infinite Number of Words for Snow

    604 views / 0 likes - added

    Do some cultures really have 50 words for snow? Support us on Patreon! https://patreon.com/pbsideachannel We got merch! http://bit.ly/1U8fS1B Tweet us! http://bit.ly/pbsideachanneltwitter Idea Channel Facebook! http://bit.ly/pbsideachannelfacebook Talk ab

  • 14:13 Making an iPad case for blind to "see" with touch

    Making an iPad case for blind to "see" with touch

    400 views / 0 likes - added

    Thanks SimpliSafe for sponsoring this video. SimpliSafe is award-winning home security that keeps your home safe around the clock. It's really reliable, easy to use, and there are no contracts. Check out SimpliSafe here: https://Simplisafe.com/StuffMadeHe

  • 12:53 Unsolved Math Mystery - What's The Largest Sofa That Can Fit Around a Corner?

    Unsolved Math Mystery - What's The Largest Sofa That Can Fit Around a Corner?

    443 views / 0 likes - added

    Sign up to Brilliant to receive a 20% discount with this link! https://brilliant.org/upandatom/Recommended course: Advanced Geometry Puzzles https://brilliant.org/courses/advanced-geometry-puzzles/Mathematica Notebook and animations can be found at the bo

  • 04:42 How Warren Buffett Tried To Trick Bill Gates In A Dice Game

    How Warren Buffett Tried To Trick Bill Gates In A Dice Game

    688 views / 0 likes - added

    Warren Buffett once challenged Bill Gates to a dice game similar to this one. How would you play the game? Blog post (text explanation) http://wp.me/p6aMk-4ro Source The dice numbers and the story are described at Microsoft Research's website for non-tran

  • 02:50 Why Some Molecules Have Evil Twins

    Why Some Molecules Have Evil Twins

    560 views / 0 likes - added

    A tiny change in a molecule’s geometry completely changes its effects on the human body. How We Made This Video (Ever & David Talk About Drugs): https://youtu.be/tefxgYP0BVM Thanks also to our supporters on https://www.patreon.com/MinuteEarth ____________

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  • 02:27 Onions Could Stop Cows From Farting The Planet To Death

    Onions Could Stop Cows From Farting The Planet To Death

    642 views / 0 likes - added

    Cows produce 500 liters of methane a day, adding to the dangerous volume of greenhouse gases in our atmosphere. Could onions be the answer? Can You Guess Which Animals Fart (Or Don't)? - https://youtu.be/ULzVJ_Monfs Sign Up For The Seeker Newsletter Here

  • 09:19 Can You Trust Your Eyes In Spacetime? | Space Time | PBS Digital Studios

    Can You Trust Your Eyes In Spacetime? | Space Time | PBS Digital Studios

    559 views / 0 likes - added

    What can you trust in Spacetime? Tweet at us! @pbsspacetime Facebook: facebook.com/pbsspacetime Email us! pbsspacetime [at] gmail [dot] com Comment on Reddit: http://www.reddit.com/r/pbsspacetime Last time we talked about what curvature means, looked at g

  • 04:37 Popular Can We Mathematically Prove Aliens Exist?

    Can We Mathematically Prove Aliens Exist?

    985 views / 2 likes - added

    What is our probability of finding aliens and how close are we to encountering them?? The answer lies somewhere in these 2 equations. Could Life On Earth Have Come From A Comet? - http://bit.ly/2aXZC0a Sign Up For The Seeker Newsletter Here - http://bit.l

  • 02:17 These Jets Can Hover Like Helicopters, Here’s How They Work

    These Jets Can Hover Like Helicopters, Here’s How They Work

    487 views / 0 likes - added

    Engineering a jet plane to take off and land vertically is no easy feat, but some designs have managed to pull it off. Here's how they work. How Do Helicopters Fly Without Wings? - https://youtu.be/pVMT4hqFzQg For more epic stories of innovation that shap

  • 01:57 Popular I Will Read Your Mind - Math Magic Trick

    I Will Read Your Mind - Math Magic Trick

    1,257 views / 2 likes - added

    Pick a 2 digit number. Got it? Now and add up the digits. Subtract that from your original number. Look up the resulting number in the table. Can I figure out the symbol you are looking at? This video predicts your symbol and explains why this math trick

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  • 05:57 How To Split A Cake Fairly Using Math

    How To Split A Cake Fairly Using Math

    697 views / 0 likes - added

    How can 2 people split up a cake, knowing that each person wants to get a larger piece than the other? What about 3 people, or even N people? This is an example of a fair division problem from game theory. There are many cake-cutting algorithms to produce

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  • 02:37 Popular How To Write Basic Expressions With Variables | 6th Grade | Khan Academy

    How To Write Basic Expressions With Variables | 6th Grade | Khan Academy

    849 views / 0 likes - added

    Learn how to write basic algebraic expressions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-expressions-and-variables/cc-6th-writing-expressions/e/writing-expressions-with-variabl

  • 06:20 Climate Science: What You Need To Know

    Climate Science: What You Need To Know

    651 views / 1 likes - added

    Learn the basic science of climate change in 24 easy steps Subscribe to It’s Okay To Be Smart: http://bit.ly/iotbs_sub ↓ More info and sources below ↓ Follow on Twitter: http://twitter.com/jtotheizzoe Follow on Tumblr: http://www.itsokaytobesmart.com Foll

  • 11:26 The Weirdest Hot Dogs Around The World

    The Weirdest Hot Dogs Around The World

    297 views / 0 likes - added

    The humble hot dog is an icon of American cuisine, and the USA is home to endless varieties of the classic dog. But step beyond the border and you'll find hot dogs far stranger than anything America has to offer. These are the weirdest hot dogs from aroun

  • 06:24 Popular The Seemingly Impossible Escape Logic Puzzle

    The Seemingly Impossible Escape Logic Puzzle

    1,454 views / 0 likes - added

    An evil logician takes Alice and Bob captive. They have a chance to escape if they can deduce the total number of trees in the prison. Can they figure it out? Source of puzzle wu: riddles forum https://www.ocf.berkeley.edu/~wwu/cgi-bin/yabb/YaBB.cgi?board

  • 03:18 Popular How Mosquitoes Use Six Needles to Suck Your Blood | Deep Look

    How Mosquitoes Use Six Needles to Suck Your Blood | Deep Look

    764 views / 1 likes - added

    Seen up close, the anatomy of a mosquito bite is terrifying. The most dangerous animal in the world uses six needle-like mouthparts to saw into our skin, tap a blood vessel and sometimes leave a dangerous parting gift. SUBSCRIBE to Deep Look! http://goo.g

  • 04:52 Popular Can You Solve The Two Rope Puzzle?

    Can You Solve The Two Rope Puzzle?

    714 views / 0 likes - added

    You have two ropes and a lighter. Each rope burns in 60 minutes, but the ropes do not burn at a constant rate. How can you measure 45 minutes by burning the ropes? Some of you might have heard this problem before. If so, try this variation: how can you me

  • 15:31 Popular 24 AMAZING OPTICAL ILLUSIONS That Will Trick Your Eyes!

    24 AMAZING OPTICAL ILLUSIONS That Will Trick Your Eyes!

    779 views / 0 likes - added

    Hi Everyone :) Welcome back! Buy physicsfun toys on : https://bit.ly/2MOjFET This video contains many interesting / satisfying /innovative science Illusion / physics Illusion. If you guys liked this video please follow us on Instagram : https://www.instag

  • 06:24 Popular Can You Solve The Chameleon Riddle?

    Can You Solve The Chameleon Riddle?

    1,010 views / 0 likes - added

    A museum has 13 blue, 15 red, and 17 green chameleons. Whenever two chameleons of different colors meet, they both change into the color of the other chameleon (if blue and red met, for example, they would both turn green). As the chameleons mingle, is it

  • 05:41 Scientists Trapped Electrons In a Quantum Fractal (And It's Wild!)

    Scientists Trapped Electrons In a Quantum Fractal (And It's Wild!)

    386 views / 0 likes - added

    Fractals aren’t just crazy cool mathematically infinite shapes. They might just have the capacity to revolutionize modern electronics as we know it. Thumbnail image courtesy of Sander Kempkes. There’s a Subterranean Biosphere Hiding in the Earth’s Crust a

  • 07:52 Popular Find The 10 Digit Number Classic Puzzle And Solution

    Find The 10 Digit Number Classic Puzzle And Solution

    891 views / 0 likes - added

    I'm thinking of a 10 digit number that uses the each digit 0 to 9 exactly once and where the number formed by the first n digits is divisible by n. What could my number be? The video explains how to find the answer using tests for divisibility. Blog post:

  • 03:00 Multiply Numbers By Drawing Lines

    Multiply Numbers By Drawing Lines

    624 views / 0 likes - added

    Gow to multiply numbers by drawing lines. Get the Multiply By Lines Book! https://www.amazon.com/gp/product/1500866148/ If you like my videos, you can support me at Patreon: http://www.patreon.com/mindyourdecisions Connect on social media. I update each s

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  • 10:20 Popular SURPRISING Coin Flipping Probability - Flips To HH Versus HT

    SURPRISING Coin Flipping Probability - Flips To HH Versus HT

    876 views / 0 likes - added

    What is the expected number of coin flips until you get two heads in a row (HH)? What is the expected number of coin flips until you get a heads followed by a tails (HT)? The video presents the solution and an intuitive explanation for this probability ri

  • 05:12 How to deal with rejection

    How to deal with rejection

    116 views / 0 likes - added

    Dig into the psychology of why rejection causes us pain, and explore strategies to cope with this common experience.--Rejection hurts. Its incredibly painful to feel like youre not wanted and we do mean painful. Researchers found that we relate rejection

  • 05:38 What is a gig economy?

    What is a gig economy?

    186 views / 0 likes - added

    Explore the benefits and drawbacks of the gig economy, and find out the key factors of becoming a successful freelancer.--A 2016 survey of freelancers in six countries found that those who freelance by choice 70% of respondents were happier than people in

  • 07:10 TOUGH Interview Question - Ways To Give 11 Coins To 3 People

    TOUGH Interview Question - Ways To Give 11 Coins To 3 People

    614 views / 0 likes - added

    How many ways can you divide 11 coins to 3 people? How many ways are there if each person has to get at least 1 coin? This puzzle is an example of a technical interview question. The video demonstrates the solution, which indicates the number of non-negat

  • 04:03 Popular Could Life On Earth Have Come From A Comet?

    Could Life On Earth Have Come From A Comet?

    722 views / 0 likes - added

    What if alien DNA led to human existence? This amino acid recently found in comets gives us insight on our potential alien-relatives. Are We Sabotaging Our Search For Life On Mars? - http://bit.ly/29MAiYY Sign Up For The Seeker Newsletter Here - http://bi

  • 09:19 Scientists Can't Find 99% of Plastics in the Ocean, But Here's What We Know | The Swim

    Scientists Can't Find 99% of Plastics in the Ocean, But Here's What We Know | The Swim

    224 views / 0 likes - added

    In 2018, Ben Lecomte attempted a historic first - swimming across the Pacific Ocean. The expedition resulted in the collection of invaluable scientific data that could help find a solution for the plastic pollution problem in our oceans. Streaming now on

  • 02:57 Popular Viral Facebook Math Problem

    Viral Facebook Math Problem

    1,293 views / 1 likes - added

    This problem has over 2 million comments on Facebook and is getting coverage in mainstream media and blogs. Can you figure out this Facebook fruit algebra puzzle involving apples, bananas, and coconuts? The video presents what many people consider to be t

  • 03:38 Popular What Would REALLY Happen If You Cloned Yourself?

    What Would REALLY Happen If You Cloned Yourself?

    954 views / 2 likes - added

    What happens when we clone things? Is cloning people even possible? Watch more: “Could We Bring Extinct Animals Back To Life?” ►► https://www.youtube.com/watch?v=8oLhvD9mNso Subscribe: https://bit.ly/SubLifeNoggin | Get your exclusive Life Noggin merch: h

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  • 05:04 Popular Why A Kilogram Isn't Actually 1,000 Grams

    Why A Kilogram Isn't Actually 1,000 Grams

    768 views / 1 likes - added

    We usually think of weight in terms of pounds and kilograms. But how do we decide how much a kilogram actually weighs? Subscribe to Seeker VR - https://www.youtube.com/channel/UCXiR5VZGA_xproMufNXLYZA Inside The Arctic Doomsday Seed Vault For The First Ti

  • 03:52 What Happens If Your Stomach Gets Removed?

    What Happens If Your Stomach Gets Removed?

    487 views / 3 likes - added

    Can you survive without a stomach? What happens when your stomach is gone? Watch more: “What If You Only Drank Milk?” ►►https://www.youtube.com/watch?v=GyBHBZW0O44 Subscribe: https://bit.ly/SubLifeNoggin | Get your exclusive Life Noggin merch: http://keep

  • 03:26 Popular Elon Musk And Stephen Hawking Fear A Robot Apocalypse. But A Major Physicist Disagrees.

    Elon Musk And Stephen Hawking Fear A Robot Apocalypse. But A Major Physicist Disagrees.

    921 views / 0 likes - added

    All new technology is frightening, says physicist Lawrence Krauss. But there are many more reasons to welcome machine consciousness than to fear it. Read more at BigThink.com: http://bigthink.com/videos/should-we-be-scared-of-ai Follow Big Think here: You

  • 08:27 Can You Solve The 3 Cards Riddle?

    Can You Solve The 3 Cards Riddle?

    681 views / 0 likes - added

    There are 3 cards in this problem. One card is blue on both sides, another is red on both sides, and the last is red on one side and blue on the other. The cards are put in a bag and I pick one at random. Without looking at the colors on the card, I place

  • 03:31 Popular How Logical Are You? The Irrationality Illusion Tricks Most

    How Logical Are You? The Irrationality Illusion Tricks Most

    805 views / 0 likes - added

    This video relates a cognitive bias ("irrational" decision) to an optical illusion (picture at 1:45). For more, check out my new book, "The Irrationality Illusion: How to Make Smart Decisions And Overcome Bias" http://amzn.to/1o3FaAg Blog post (text and i

  • 25:50 YOU ARE MOVING A MILLION MPH NOW!

    YOU ARE MOVING A MILLION MPH NOW!

    211 views / 0 likes - added

    How fast are you moving? Remarkably you are moving, by some definitions, around a million miles per hour. But, why don't we feel this motion? Is this speed useful in some way? And what does the question of speed really even mean? Join us today as Cool Wor

  • 16:53 Popular The Roman Pomerium

    The Roman Pomerium

    761 views / 0 likes - added

    Great video about the pomerium or pomoerium was a religious boundary around the city of Rome and cities controlled by Rome. In legal terms, Rome existed only within its pomerium; everything beyond it was simply territory (ager) belonging to Rome. Patreon:

  • Popular Metals & Ceramics: Crash Course Engineering #19

    Metals & Ceramics: Crash Course Engineering #19

    1,156 views / 0 likes - added

    Today well explore more about two of the three main types of materials that we use as engineers: metals and ceramics. Well discuss properties of metals, alloys, ceramics, clay, cement, and glass-ceramic materials. Well also look at the applications of our

  • 05:38 Popular Decimals As Words | Decimals | 4th Grade | Khan Academy

    Decimals As Words | Decimals | 4th Grade | Khan Academy

    1,416 views / 0 likes - added

    Learn how to describe decimals in words. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-decimals/cc-4th-decimals-intro/e/decimals-in-words?utm_source=YT&utm_medium=Desc&utm_campaign

  • 03:32 Popular Why Do Humans Have Such Big Brains?

    Why Do Humans Have Such Big Brains?

    782 views / 2 likes - added

    Humans have some of the biggest brains and it's not only for problem solving. Why we have big brains might just surprise you... How Texting Affects Your Brain - http://bit.ly/2cb9uWU Sign Up For The Seeker Newsletter Here - http://bit.ly/1UO1PxI Read More

  • 02:45 Popular The Day After Tomorrow Is Yesterday Riddle. Can You Solve It?

    The Day After Tomorrow Is Yesterday Riddle. Can You Solve It?

    708 views / 0 likes - added

    This puzzle is popular on Facebook and many other sites. "When the day after tomorrow is yesterday, then today will be as far from Wednesday as today was from Wednesday when the day before yesterday was tomorrow. What day is today?" Can you solve this tri

  • 03:29 Popular Comparing Decimals Example 1 | Decimals | 4th Grade | Khan Academy

    Comparing Decimals Example 1 | Decimals | 4th Grade | Khan Academy

    1,498 views / 1 likes - added

    Learn how to compare decimals with tenths and hundredths. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-decimals/cc-4th-compare-decimals/e/comparing_decimals_1?utm_source=YT&utm_me

  • 02:23 This SAT Math Question Has A Mistake

    This SAT Math Question Has A Mistake

    669 views / 0 likes - added

    This question appeared on the October 1980 SAT exam. Like all questions, it was supposed to have exactly one correct answer. However the test-makers made a mistake. Can you figure out what they did wrong? Blog post (text explanation): http://wp.me/p6aMk-4

  • 03:40 Popular Comparing Decimals Visually Example | 4th Grade | Khan Academy

    Comparing Decimals Visually Example | 4th Grade | Khan Academy

    980 views / 0 likes - added

    Learn how to compare decimals using grid diagrams. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-decimals/cc-4th-compare-decimals-visually/e/comparing-decimals-visually?utm_source=

  • 02:32 Popular Comparing Fractions Visually With Pies | Fractions | 4th Grade | Khan Academy

    Comparing Fractions Visually With Pies | Fractions | 4th Grade | Khan Academy

    1,046 views / 0 likes - added

    Comparing fractions visually with pies Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-fractions-topic/cc-4th-comparing-fractions-visually/e/visually-comparing-fractions?utm_source=Y

  • 03:33 Popular Can You Solve This Intelligence Test? Viral Facebook Puzzle

    Can You Solve This Intelligence Test? Viral Facebook Puzzle

    743 views / 0 likes - added

    If 6 + 4 = 210, and 9 + 2 = 711, what is the rule to combine numbers? This "intelligence test" has been shared more than 3 million times on Facebook. On Twitter people claim solving it means you have an IQ of more than 150 (genius level). In this video I

  • 05:09 Popular Can You Solve The Snake Eyes Probability Riddle?

    Can You Solve The Snake Eyes Probability Riddle?

    844 views / 0 likes - added

    You close your eyes and roll a pair of dice. The casino dealer announces that at least one of the rolls is showing a 1.What is the probability that both dice are showing a 1? Watch the video for the solution. (Snake eyes is a term for rolling a pair of 1s

  • 02:55 Popular Comparing Fractions On A Number Line | Fractions | 4th Grade | Khan Academy

    Comparing Fractions On A Number Line | Fractions | 4th Grade | Khan Academy

    1,450 views / 0 likes - added

    Comparing fractions on a number line Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-fractions-topic/cc-4th-comparing-fractions-visually/e/visually-comparing-fractions?utm_source=YT&

  • 04:08 Popular Plotting Decimal Numbers On A Number Line (examples) | Khan Academy

    Plotting Decimal Numbers On A Number Line (examples) | Khan Academy

    914 views / 0 likes - added

    Learn how to find decimals with hundredths on a number line. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-decimals/cc-4th-decimals-number-line/e/decimals_on_the_number_line_2?utm_

  • 03:23 What Should You Do If You're Stuck Inside For Weeks?

    What Should You Do If You're Stuck Inside For Weeks?

    352 views / 1 likes - added

    Covid-19, A.K.A the Coronavirus, has caused many people to stay inside for long periods of time. What happens when you're stuck at home for that long?Watch more: What Happens If You're Quarantined? https://www.youtube.com/watch?v=UKp7H5y06yIFollow Life No

  • 06:57 When Is Christmas? Mentally Convert Date To Day Of The Week

    When Is Christmas? Mentally Convert Date To Day Of The Week

    532 views / 0 likes - added

    January 1, 2016 is a Friday. When will Christmas be in 2016? What about Christmas in 2055? You can do this in your head! Blog post (text explanation): http://wp.me/p6aMk-4qQ Doomsday Rule (previous video): https://www.youtube.com/watch?v=UsStBxY9STw Calcu

  • 03:06 Popular Decimal Intuition With Grids (examples) | Decimals | 4th Grade | Khan Academy

    Decimal Intuition With Grids (examples) | Decimals | 4th Grade | Khan Academy

    1,262 views / 0 likes - added

    Deepen your understanding of decimal numbers by thinking about grid diagrams. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-decimals/cc-4th-decimals-intro/e/decimal-intuition-with-

  • 06:55 Popular Place Value For Decimals Greater Than One (examples) | 4th Grade | Khan Academy

    Place Value For Decimals Greater Than One (examples) | 4th Grade | Khan Academy

    1,175 views / 1 likes - added

    Understand decimal numbers that are greater than 1. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-decimals/cc-4th-decimals-greater-than-one/e/decimals-greater-than-one-intuition?ut

  • 04:37 Popular Fraction-decimal Intuition Problems (examples) | 4th Grade | Khan Academy

    Fraction-decimal Intuition Problems (examples) | 4th Grade | Khan Academy

    1,037 views / 0 likes - added

    Understand the connection between decimals and fractions using a grid diagram. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-decimals/cc-4th-decimal-fractions/e/fraction-decimal-in

  • 07:40 Popular Comparing Numbers Represented In Different Ways | 4th Grade | Khan Academy

    Comparing Numbers Represented In Different Ways | 4th Grade | Khan Academy

    747 views / 0 likes - added

    Examples of Khan Academy practice problems where you compare decimals, fractions, and number diagrams. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-decimals/cc-4th-compare-decimal

  • 13:17 I made a robot to cut my hair with scissors

    I made a robot to cut my hair with scissors

    299 views / 0 likes - added

    My hair is getting too long so I decided to build a robot to cut it for me. To support future projects like this check out my patreon: http://patreon.com/stuffmadehereIf you like this project you'll probably like my iPad case that lets you see blindfolded

  • 02:35 Popular Comparing Fractions Visually With A Bar | Fractions | 4th Grade | Khan Academy

    Comparing Fractions Visually With A Bar | Fractions | 4th Grade | Khan Academy

    1,111 views / 0 likes - added

    Learn how to compare fractions with unlike denominators by drawing bars Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-fractions-topic/cc-4th-comparing-fractions-visually/e/visually

  • 05:39 Popular Can You Solve A 5th Grade Problem From China? Find The Area Of ABCD

    Can You Solve A 5th Grade Problem From China? Find The Area Of ABCD

    794 views / 0 likes - added

    Thanks to Eric from Miami for suggesting this problem and sending a solution! The diagram shows a quadrilateral ABCD with the values for some angles and the length of AB. Can you figure out the area of ABCD? Subscribe: https://www.youtube.com/user/MindYou

  • 04:11 Popular Decomposing Hundredths Into Tenths And Hundredths | 4th Grade | Khan Academy

    Decomposing Hundredths Into Tenths And Hundredths | 4th Grade | Khan Academy

    1,484 views / 0 likes - added

    Learn how to decompose a fraction into tenths and hundredths. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-fractions-topic/cc-4th-fractions-unlike-denom/e/decompose-fractions-with

  • 05:55 Popular "Impossible" Logic Puzzle - How Many Liars Are At The Party?

    "Impossible" Logic Puzzle - How Many Liars Are At The Party?

    814 views / 0 likes - added

    A party has 100 people who are either liars are truth tellers. Liars always lie and truth tellers always say the truth. After the party you ask each person, "How many truth tellers did you shake hands with?" Each person gives a different answer from 0 to

  • 03:28 Popular Flower Math Problem - Adults Stumped By Question For Kids In China

    Flower Math Problem - Adults Stumped By Question For Kids In China

    1,396 views / 2 likes - added

    This problem is said to come from a test given to a Chinese kindergarten class (5 year olds). It was posted online and caused a lot of debate as adults were stumped about the correct answer, some saying it is impossible. Can you figure it out? This video

  • 15:15 Moving Faster Than The Speed Of Light? Special Relativity Velocity Addition Formula

    Moving Faster Than The Speed Of Light? Special Relativity Velocity Addition Formula

    687 views / 0 likes - added

    If train A is moving towards train B, and each train moves at 75% the speed of light (relative to the ground), will an observer on train A think that train B is moving at 150% the speed of light? But nothing moves faster than the speed of light, so what i

  • 04:53 Popular Can You Solve The Friendship Riddle?

    Can You Solve The Friendship Riddle?

    1,309 views / 0 likes - added

    In a group of 6 people, you might find that some people are friends on Facebook, or you might find out that no one is friends on Facebook. Show that there is always a group of 3 people in which either: (a) all 3 people are mutual friends or (b) the 3 peop

  • 01:47 Popular Decompose Hundredths On Number Line | Fractions | 4th Grade | Khan Academy

    Decompose Hundredths On Number Line | Fractions | 4th Grade | Khan Academy

    1,581 views / 0 likes - added

    Learn how to decompose a fraction with hundredths on a number line. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-fractions-topic/cc-4th-fractions-unlike-denom/e/decompose-fraction

  • 01:49 Popular This Matchstick Puzzle Is

    This Matchstick Puzzle Is

    858 views / 1 likes - added

    This classic matchstick/toothpick puzzle is making the rounds because it is supposedly "extremely hard" for adults. Can you make 3 squares by moving 3 matchsticks? You cannot break any of the sticks, the resulting squares must be of equal size, and each t

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  • 03:32 What Happens If You Drink Mercury?

    What Happens If You Drink Mercury?

    579 views / 0 likes - added

    Mercury poisoning can have some devastating effects on your body! Watch more: How this 50-year-old NASA invention could kill cancer ►► https://www.youtube.com/watch?v=yh6ZSQytxbU Subscribe: https://bit.ly/SubLifeNoggin | Get your exclusive Life Noggin mer

  • 05:13 Real Star Trek Like Transporter. Why This 3D Light Printer Is A HUGE Game Changer

    Real Star Trek Like Transporter. Why This 3D Light Printer Is A HUGE Game Changer

    497 views / 0 likes - added

    Computed Axial Lithography is the first printer of it's kind. It can shape objects, all-at-once, using specialized synthetic resin and rays of light. We Can Now 3D Print in Suspended Gravity (And It’s Mesmerizing!) - https://youtu.be/FgCedvTbKso Read More

  • 06:06 Popular Equivalent Fractions And Different Wholes | Fractions | 4th Grade | Khan Academy

    Equivalent Fractions And Different Wholes | Fractions | 4th Grade | Khan Academy

    812 views / 0 likes - added

    Learn how two fractions are equivalent only if they refer to the same whole. For example, 1/2 of a small circle is not the same as 1/2 of a big circle. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-

  • 07:49 Popular Can You Solve The Viral 9 = 72 Puzzle? The Correct Answer Explained

    Can You Solve The Viral 9 = 72 Puzzle? The Correct Answer Explained

    1,079 views / 0 likes - added

    This problem has been shared millions of times on Twitter/Facebook with the claim "99% fail" to solve it and that only a genius could find the correct answer. If 9 = 72, 8 = 56, 7 = 42, 6 = 30, 5 = 20, then 3 = ? In this video I explain what many people b

  • 04:50 Graphene Wonder Material Can Now Be Made Using TRASH

    Graphene Wonder Material Can Now Be Made Using TRASH

    610 views / 0 likes - added

    A recent breakthrough from researchers at Rice University promises to make graphene out of garbage in a flash. Heres how this miraculous transformation happens. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Elements! http://bit.ly/Elements

  • 06:01 Popular Can You Solve The Viral 1 + 4 = 5 Puzzle? The Correct Answer Explained

    Can You Solve The Viral 1 + 4 = 5 Puzzle? The Correct Answer Explained

    11.8k views / 1 likes - added

    This problem was shared on Facebook with the claim that only one in a thousand could figure it out. It went viral and generated over 3 million comments. Here is the problem. If 1 + 4 = 5, 2 + 5 = 12, 3 + 6 = 21, what is 8 + 11 = ? This video presents what

  • 04:20 Popular Visually Converting From Tenths To Hundredths | 4th Grade | Khan Academy

    Visually Converting From Tenths To Hundredths | 4th Grade | Khan Academy

    1,195 views / 0 likes - added

    Learn how to convert fractions from tenths to hundredths using grid diagrams. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-fractions-topic/cc-4th-fractions-unlike-denom/e/equivale

  • 05:07 There’s a Subterranean Biosphere Hiding in the Earth’s Crust and It’s MASSIVE

    There’s a Subterranean Biosphere Hiding in the Earth’s Crust and It’s MASSIVE

    472 views / 0 likes - added

    This mysterious new ecosystem is being called the ‘subterranean galapagos’ and it’s almost twice the size of earth’s oceans. We’ve never seen anything like it. Thumbnail image courtesy of Gaëtan Borgonie, ELI, Belgium. A New Genetic Alphabet Is Creating T

  • 07:25 Popular Can You Solve The Race To December 31 Riddle?

    Can You Solve The Race To December 31 Riddle?

    717 views / 0 likes - added

    Here's a fun game you can play with another person. The game starts on January 1. Each of two players takes turns calling out another date. The new date has to be a later date in the year with either the same month OR the same day (from January 1, a playe

  • 05:48 What Is The Area? "You Should Be Able To Solve This"

    What Is The Area? "You Should Be Able To Solve This"

    509 views / 0 likes - added

    Thanks to Reio in Romania for emailing me this fun problem! What is the area? This puzzle was shared with the tagline "you should be able to solve this." Solution to 5th grade Chinese challenge problem https://youtu.be/OuJQaxZvlYs My blog post for this vi

  • 03:32 Silicon Valley billionaires created AltSchool

    Silicon Valley billionaires created AltSchool

    493 views / 0 likes - added

    Silicon Valley is working on ways to change the way that we drive, eat, live, and now thanks to a new type of school, the way our children learn. The school is called AltSchool, and it's the brainchild of a former Google executive, Max Ventilla. The schoo

  • 02:50 Popular How Do Car Horns Work?

    How Do Car Horns Work?

    1,564 views / 0 likes - added

    The next time you honk your car horn at that jerk who cut you off, you’ll understand how it uses physics to get the job done. Learn more at HowStuffWorks.com Share on Facebook: https://goo.gl/ICxuu4 Share on Twitter: https://goo.gl/m6dpEV Subscribe: http:

  • 04:15 The Place Where Time Flows Backwards

    The Place Where Time Flows Backwards

    184 views / 1 likes - added

    Watch the new season of MinuteBody - and get access to both CuriosityStream and Nebula - at https://curiositystream.com/minuteearth.People all around the world tend to represent time via space, but theres no consensus on which way time goes.PREORDER OUR F

  • 13:40 Popular BEST Way To Play Memory (Card Game) - WIN Using Math

    BEST Way To Play Memory (Card Game) - WIN Using Math

    955 views / 0 likes - added

    The card game of memory (aka concentration) is a children's game to test visual recall. Strategically you can figure out the best move by doing probability calculations. This video explains the best possible way to play the game mathematically. You can le

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  • 05:01 How Does Inflammation Work in Your Body?

    How Does Inflammation Work in Your Body?

    258 views / 0 likes - added

    There is always marketing claiming a new product reduces inflammation, but inflammation is a natural biological process, and we need at least some of it to keep us safe. In this episode, Patrick explains the inflammatory response and why it's necessary fo

  • 03:17 Can YOU Solve It? This Question Stumped 75% Of PhD Economists

    Can YOU Solve It? This Question Stumped 75% Of PhD Economists

    610 views / 0 likes - added

    Introductory economics courses cover the concept of an opportunity cost. Can you figure out the opportunity cost for the problem in the video? This video presents a question that surprisingly more than 75% of PhD economists did not answer correctly. Paper

  • 07:34 Popular Why People Don't Believe In Climate Science

    Why People Don't Believe In Climate Science

    803 views / 0 likes - added

    Watch Part 1:“The Facts” http://youtu.be/ffjIyms1BX4 Subscribe to It’s Okay To Be Smart: http://bit.ly/iotbs_sub ↓ More info and sources below ↓ Follow on Twitter: http://twitter.com/jtotheizzoe Follow on Tumblr: http://www.itsokaytobesmart.com Follow on

  • 08:18 A Brief History Of Life: Rise Of The Humans

    A Brief History Of Life: Rise Of The Humans

    550 views / 0 likes - added

    With the non-avian dinosaurs extinct, it was time for mammals to take over. Finally, in the tiniest sliver of the history of life, humans emerge. A Brief History of Life Part 1: https://youtu.be/7HiFxKK2yjU Part 2: https://youtu.be/kBUNR10wvhw Part 3: htt

  • 09:11 Popular Can You Solve The Rectangle Ratio Puzzle? The Surprising Answer

    Can You Solve The Rectangle Ratio Puzzle? The Surprising Answer

    855 views / 0 likes - added

    Start with a unit square (a rectangle with both sides equal to 1, call it R1). Attach a rectangle of area 1 to its right side, then attach a rectangle of area 1 to its top. The border of this new shape is another rectangle, call it R2. We can repeat the p

  • 03:48 Popular Can You Solve This Harvard Admissions Question? Algebra Problem, 1869

    Can You Solve This Harvard Admissions Question? Algebra Problem, 1869

    1,478 views / 0 likes - added

    The Harvard admissions exam in 1869 included this algebra problem: "A man bought a watch, a chain, and a locket for $216. The watch and locket together cost three times as much as the chain, and the chain and locket together cost half as much as the watch

  • 05:44 The Average Human Body Temperature ISNT 98.6F Anymore

    The Average Human Body Temperature ISNT 98.6F Anymore

    300 views / 0 likes - added

    The average human body temperature is 37 degrees Celsius, or 98.6 degrees Fahrenheit... right? Well, new studies have uncovered that the average human body temperature is actually lower than that...and its dropping. Subscribe to Seeker! http://bit.ly/subs

  • 06:24 Can You Solve The Missing Sock Puzzle?

    Can You Solve The Missing Sock Puzzle?

    619 views / 0 likes - added

    A statistician keeps a simple wardrobe. He only purchases pairs of black socks and white socks, and he keeps all of the socks in a pile in the drawer. Recently one of the socks was lost in the laundry. The socks have a mathematical property. If you select

  • 02:51 Popular The Horse Horseshoe Boots Viral Algebra Problem - The Correct Answer Explained

    The Horse Horseshoe Boots Viral Algebra Problem - The Correct Answer Explained

    1,728 views / 2 likes - added

    A lot of people are arguing over the correct answer to this algebra problem involving horses, horseshoes, and boots. A Facebook post with this problem has over 500,000 comments. Can you figure it out? In this video I explain the correct answer. Blog post:

  • 11:27 Popular Can You Solve The Viral 11x11 = 4 Puzzle? The Correct Answer Explained

    Can You Solve The Viral 11x11 = 4 Puzzle? The Correct Answer Explained

    3,056 views / 1 likes - added

    If 11x11=4 and 22x22=16, what is 33x33=? This puzzle has been shared with the claim that only geniuses can solve it. It has gotten millions of views on the internet and Facebook as people have debated the correct answer. In this video I present what many

  • 05:26 Can You Solve The Red Ball Lottery Puzzle?

    Can You Solve The Red Ball Lottery Puzzle?

    673 views / 0 likes - added

    (Same video without the music: https://youtu.be/sz5oLEpc8xE) This problem involves 100 red balls, 100 blue balls, and 2 urns. First you distribute all the balls between the 2 urns, placing at least 1 ball in each urn. Next, you select an urn at random, an

  • 07:21 Popular Can You Solve The Magical Pond Puzzle?

    Can You Solve The Magical Pond Puzzle?

    1,036 views / 1 likes - added

    (Same video with music: https://youtu.be/nF-Gpk0ZpRk) You visit a shrine that has 3 temples. Before each temple, you have to swim in a magical pond. Your path is pond-temple1-pond-temple2-pond-temple 3. Each time you swim, the pond magically triples the n

  • 02:37 Popular Adults Stumped By Maths Questions For 15 Year Olds. Can You Solve Them?

    Adults Stumped By Maths Questions For 15 Year Olds. Can You Solve Them?

    800 views / 0 likes - added

    How hard are math tests? A survey asked 2,000 UK adults to answer sample GCSE test questions intended for 15 year old students. On average, the survey questions were missed by about 40% of adults. Can you solve them? The video presents 2 questions that ma

  • 03:09 Can You Solve The Marriage Logic Problem? 80% Fail

    Can You Solve The Marriage Logic Problem? 80% Fail

    680 views / 0 likes - added

    Surveys have found 80 percent get this logic problem wrong. Alice is looking at Bob, and Bob is looking at Charlie. Alice is married; Charlie is not. Is a married person looking at an unmarried person? Answer choices are A) Yes, B) No, and C) Cannot be de

  • 05:33 Popular What is 6÷2(1+2) = ? The Correct Answer Explained

    What is 6÷2(1+2) = ? The Correct Answer Explained

    886 views / 0 likes - added

    What is 6÷2(1+2) = ? This problem went viral and generated millions of comments on Facebook, Twitter, YouTube and social media sites. I explain how to get the correct answer by using the modern interpretation of the order of operations. I also explain how

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  • 02:57 Popular Can You Solve This Crazy Equation? Ramanujan's Radical Brain Teaser

    Can You Solve This Crazy Equation? Ramanujan's Radical Brain Teaser

    1,099 views / 0 likes - added

    In 1911, Srinivasa Ramanujan posed this problem involving an infinite nested radical (a never-ending expression that has square roots inside of square roots). Can you figure out how to simplify the equation? The video presents an intuitive solution. Techn

  • 03:54 Popular What's The Best Soup Can Size? The Optimal Cylinder Puzzle

    What's The Best Soup Can Size? The Optimal Cylinder Puzzle

    802 views / 0 likes - added

    A cylindrical can with volume V can be made in different ways. The cylinder can be wide and short (large radius and small height), or it can be narrower and taller (small radius and larger height). Which shape uses the least material? That is, which can h

  • 03:04 Why Is There So Much Land In The North?

    Why Is There So Much Land In The North?

    193 views / 0 likes - added

    Watch the new season of MinuteBody - and get access to both CuriosityStream and Nebula - at https://curiositystream.com/minuteearthMost of Earths land is currently in the northern hemisphere because we happen to exist in a time where uneven heating in the

  • 07:40 Popular Can You Solve The 21 Flags Game From Survivor?

    Can You Solve The 21 Flags Game From Survivor?

    892 views / 1 likes - added

    Contestants on the TV show "Survivor" faced off in a series of challenges for a grand prize of $1 million. Most of the challenges were physical like hiking many miles or diving underwater. But one challenge was mathematical. The game had 21 flags and cont

  • 13:15 The Problem Newton Got Wrong

    The Problem Newton Got Wrong

    389 views / 0 likes - added

    Watch my newest video, "Could a Toothpaste Sandwich Brush Your Teeth?": https://youtu.be/OdeiWhETqQYGo to https://buyraycon.com/vsauce2 for 15% off your order!Brought to you by Raycon.Isaac Newton was right about everything from gravity to the calculus, b

  • 08:51 Popular The Viral Balloon Puzzle - The REAL Answer Explained (Using Ph.D. Level Math)

    The Viral Balloon Puzzle - The REAL Answer Explained (Using Ph.D. Level Math)

    772 views / 0 likes - added

    They say only geniuses can solve this puzzle, and this time they are correct. Thanks to all patrons! Special thanks to: Shrihari Puranik Yildiz Kabaran Kyle My blog post for this video https://wp.me/p6aMk-82U Sources https://puzzling.stackexchange.com/que

  • 02:50 Popular Why Do Some People Sneeze In Sunlight?

    Why Do Some People Sneeze In Sunlight?

    1,295 views / 1 likes - added

    You walk outside on a sunny day and BAM! A sneezing fit hits you. But why? Join Cristen as she explains the photic sneeze reflex. Learn more at HowStuffWorks.com: http://entertainment.howstuffworks.com/arts/circus-arts/human-blockhead2.htm Share on Facebo

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  • 05:52 Popular Can You Solve The "MEANEST" SAT Test Question Ever?

    Can You Solve The "MEANEST" SAT Test Question Ever?

    705 views / 0 likes - added

    On the SAT exam, you have about 2 minutes to read and solve each math question. This one about averages can send you in a loop, unless you approach it systematically. In the video I also explain a shortcut to help you solve this type of problem quickly. S

  • 02:06 Popular Can You Solve The Viral Matchstick Puzzle 6 + 4 = 4?

    Can You Solve The Viral Matchstick Puzzle 6 + 4 = 4?

    3,485 views / 0 likes - added

    Can you fix 6 + 4 = 4 by moving 1 matchstick? This problem has gone viral on Facebook, with one post having over 400,000 shares. The ground rules are you cannot break a stick, it should be an equality (=), and you have to use 7-segment numbers (the block

  • 03:23 Are "Acts of God" Disappearing?

    Are "Acts of God" Disappearing?

    562 views / 0 likes - added

    Considering humans' increased impact on the environment, we may want to reconsider whether there is still a place in our legal system for the Act of God defense. Thanks to all our viewers and supporters for an incredible year of videos! Thanks also to our

  • 02:43 How Do Chips Make Credit Cards More Secure?

    How Do Chips Make Credit Cards More Secure?

    664 views / 0 likes - added

    If you live in the United States, you might have recently gotten a credit card with a microchip on it. But what does this chip do that makes it any different than the magnetic strip on the back of the card? ---------- We're conducting a survey of our view

  • 04:04 Popular How Exactly Do Our Brains Recognize Faces?

    How Exactly Do Our Brains Recognize Faces?

    715 views / 0 likes - added

    The human brain has an incredible capacity to recognize and remember faces. But how exactly does facial recognition work? Can You Trust Your Memory? ►►►► http://bit.ly/1VRigce Sign Up For The TestTube Newsletter Here ►►►► http://bit.ly/1myXbFG Read More:

  • 06:18 Popular Can You Solve The Diluted Wine Puzzle?

    Can You Solve The Diluted Wine Puzzle?

    766 views / 1 likes - added

    A servant has a method to steal wine. He removes 3 cups from a barrel of wine and replaces it with 3 cups of water. The next day he wants more wine, so he does the same thing: he removes 3 cups from the same barrel (now with diluted wine) and replaces it

  • 04:50 What Happens To Your Body And Brain If You Don't Get Sleep

    What Happens To Your Body And Brain If You Don't Get Sleep

    685 views / 0 likes - added

    Sleep expert Matthew Walker breaks down the many effects of sleep deprivation on your brain and body. Following is a transcript of the video. Matthew Walker: My name is Matthew Walker, I am a professor of neuroscience and psychology at the University of C

  • 13:44 Popular Day in the Life of a Typical Japanese Office Worker in Tokyo

    Day in the Life of a Typical Japanese Office Worker in Tokyo

    745 views / 1 likes - added

    Living in Japan and working in a Tokyo office - This is a Tokyo day in the life of a Japanese Office Worker, 24 year old, Emi. This is also a tour of her Japanese office, Pasona. We start this typical day in her Japanese home, commute via train to her Tok

  • 04:30 Popular Adults Are Arguing About This 3rd Grade Math Problem

    Adults Are Arguing About This 3rd Grade Math Problem

    894 views / 0 likes - added

    "If Sue runs around the track twice, and John runs around the track four times more than Sue, how many times does John run around the track?" This problem was given to 3rd graders. A parent disagreed with the answer the teacher was marking. After it was p

  • 03:36 Popular Is A 'Dog Year' Really 7 Years?

    Is A 'Dog Year' Really 7 Years?

    1,404 views / 1 likes - added

    You may have heard that dogs age differently than humans. But is it true? Get the facts on your pooch without having that ever-awkward “so… how old are you really?” conversation. Calculate your dog's age: http://goo.gl/oTca Learn more at HowStuffWorks.com

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  • 16:32 Pilot Wave Theory and Quantum Realism | Space Time | PBS Digital Studios

    Pilot Wave Theory and Quantum Realism | Space Time | PBS Digital Studios

    564 views / 0 likes - added

    There’s one interpretation of the meaning of quantum mechanics that manages to skip a lot of the unphysical weirdness of the mainstream interpretations: it's de Broglie-Bohm pilot wave theory. Help us continue making this show by contributing here: https:

  • 12:32 Popular I gave MrBeast a REAL LIGHTSABER and caused a DISASTER!

    I gave MrBeast a REAL LIGHTSABER and caused a DISASTER!

    1,355 views / 3 likes - added

    Download State of Survival now: https://statesofsurvival.onelink.me/AcDU/HacksmithUse my code: Hacksmith to redeem an in-game starter pack.Upgrade to Lv6 and you will automatically enter the giveaway of an Apple iPhone 13 Pro MaxTerms and conditions for t

  • 11:57 The Wallis Formula For π

    The Wallis Formula For π

    586 views / 0 likes - added

    Start with the pair of fractions (2/1)(2/3). Now increment each number by 2 to get the pair of fractions (4/3)(4/5). Repeat this to get the next pair, and repeat this infinitely many times. If you then multiply all the fractions, you get a marvelous value

  • 07:47 Popular Can You Solve The Probability The Newborn Is A Boy? Many Fail This Interview Question

    Can You Solve The Probability The Newborn Is A Boy? Many Fail This Interview Question

    828 views / 0 likes - added

    This problem has been asked in job interviews. On the morning of January 1, a hospital nursery has 3 boys and some number of girls. That night, a woman gives birth to a child, and the child is placed in the nursery. On January 2, a statistician conducts a

  • 05:00 How ESAs Dark Energy Telescope Will Map the Dark Universe

    How ESAs Dark Energy Telescope Will Map the Dark Universe

    430 views / 0 likes - added

    ESA is building its first space telescope to investigate how dark energy and dark matter control our universe. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Countdown to Launch: http://bit.ly/CTLplaylist Thumbnail Credit: Thales Alenia Spa

  • 05:29 How evolution creates problem-solving machines | Michael Levin

    How evolution creates problem-solving machines | Michael Levin

    105 views / 0 likes - added

    Evolution doesnt fix things it reinvents them. Michael Levin, a biologist, explains.This interview is an episode from @The-Well, our publication about ideas that inspire a life well-lived, created with the @JohnTempletonFoundation. Subscribe to The Well o

  • 06:42 Water Is WAY Weirder Than We Thought

    Water Is WAY Weirder Than We Thought

    583 views / 0 likes - added

    Water is one of the most abundant and important substances on Earth, so you think we'd know everything there is to know about it. But it turns out water is way weirder, and it often behaves in ways that leave scientists with more questions than answers. H

  • 07:39 Popular Can You Solve The Alien Extinction Riddle? Hard Job Interview Question

    Can You Solve The Alien Extinction Riddle? Hard Job Interview Question

    870 views / 0 likes - added

    A single alien lands on Earth. Every day after that, each alien on Earth undergoes a transformation, which could be any of the four equally likely events: (a) the alien dies, (b) the alien does nothing, (c) the alien replicates itself (2 aliens total), (d

  • 03:36 What It’s Like To Pretend To Live On Mars For 8 Months

    What It’s Like To Pretend To Live On Mars For 8 Months

    566 views / 0 likes - added

    NASA runs fake space missions on Earth. These simulations — called analog missions — allow scientists to study what a long space mission would be like for the crew. Some analog missions study the use of specialized technology or the effects of zero gravit

  • 03:20 Popular My Best Friend Turned Out To Be A Mean Girl

    My Best Friend Turned Out To Be A Mean Girl

    821 views / 1 likes - added

    By Grace | Ready to "wear it out loud?” Merch store open, SHOP NOW: http://bit.ly/storybooth-merch | Subscribe: http://bit.ly/sub2storybooth | Record your story @ https://storybooth.com or our iPhone app for a chance to get animated. Comment, like, share

  • 05:01 Can a Virus Get a Virus?

    Can a Virus Get a Virus?

    525 views / 2 likes - added

    Can a virus get a virus? This video was sponsored by LastPass! Check out LastPass here: https://lastpass.onelink.me/HzaM/AprilLifeNoggin Subscribe: https://bit.ly/SubLifeNoggin | Get your exclusive Life Noggin merch: http://keeponthinking.co Follow Life N

  • 03:35 Popular What Is The Dwarf Planet Ceres?

    What Is The Dwarf Planet Ceres?

    825 views / 2 likes - added

    Don’t know what the dwarf planet Ceres is, and at this point you’re too afraid to ask? BrainStuff will give you the deets on this otherworldly object. Learn more at HowStuffWorks.com: http://science.howstuffworks.com/dictionary/astronomy-terms/asteroid.ht

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    The Himalayan Mountains: How They Formed

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    There's a Hole at the Bottom of Math

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    Which Way Is Down?

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    Why Do Rivers Curve?

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    Why Hardwoods Are The Softest Woods

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    Why Do Rivers Have Deltas?

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  • 37:03 Something Strange Happens When You Follow Einstein's Math

    Something Strange Happens When You Follow Einstein's Math

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