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  • 15:38 Thermodynamic Entropy Definition Clarification

    Thermodynamic Entropy Definition Clarification

    507 views / 0 likes - added

    Clarifying that the thermodynamic definition of Entropy requires a reversible system. More free lessons at: http://www.khanacademy.org/video?v=PFcGiMLwjeY

  • 28:26 Reconciling Thermodynamic and State Definitions of Entropy

    Reconciling Thermodynamic and State Definitions of Entropy

    471 views / 0 likes - added

    Long video explaining why entropy is a measure of the number of states a system can take on (mathy, but mind-blowing). More free lessons at: http://www.khanacademy.org/video?v=WLKEVfLFau4

  • 08:56 More on Entropy

    More on Entropy

    453 views / 0 likes - added

    More clarification as to what entropy is and what entropy is not. More free lessons at: http://www.khanacademy.org/video?v=dFFzAP2OZ3E

  • 08:08 Reversing Entropy and The Arrow Of Time

    Reversing Entropy and The Arrow Of Time

    539 views / 0 likes - added

    In this video I show you water that flows backwards and talk about if it is possible to reverse entropy and what would it look like if you reverse entropy and the arrow of time. Are the physics in the movie Tenet realistic?Great video that goes into more

  • 07:26 Popular Entropy: Why is it Predicted to Cause the Heat Death of the Universe?

    Entropy: Why is it Predicted to Cause the Heat Death of the Universe?

    758 views / 0 likes - added

    Everything that has a beginning must also have an end. While we know the Universe sprung to life 13 billion years ago, we don't know when its illustrious journey will come to an end. What we do know is one of the ways it could happen. We call this plausib

  • 05:20 Popular What is entropy? - Jeff Phillips

    What is entropy? - Jeff Phillips

    1,564 views / 0 likes - added

    View full lesson: http://ed.ted.com/lessons/what-is-entropy-jeff-phillips There’s a concept that’s crucial to chemistry and physics. It helps explain why physical processes go one way and not the other: why ice melts, why cream spreads in coffee, why air

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  • 04:51 Popular What's The Definition Of Comedy? Banana. - Addison Anderson

    What's The Definition Of Comedy? Banana. - Addison Anderson

    1,042 views / 0 likes - added

    View full lesson: http://ed.ted.com/lessons/what-s-the-definition-of-comedy-banana-addison-anderson What makes us giggle and guffaw? The inability to define comedy is its very appeal; it is defined by its defiance of definition. Addison Anderson riffs on

  • 01:32 Supernova clarification

    Supernova clarification

    535 views / 0 likes - added

    Supernova clarification More free lessons at: http://www.khanacademy.org/video?v=QMv4kxATfzs

  • 01:04 Ape Clarification

    Ape Clarification

    447 views / 0 likes - added

    Ape Clarification - that they have no tails More free lessons at: http://www.khanacademy.org/video?v=oFGkYA_diDA

  • 05:19 Inferior Goods Clarification

    Inferior Goods Clarification

    541 views / 1 likes - added

    More clarification on inferior and normal goods More free lessons at: http://www.khanacademy.org/video?v=TAhRoJB34nw

  • 02:22 Stellar Parallax Clarification

    Stellar Parallax Clarification

    472 views / 0 likes - added

    Stellar Parallax Clarification More free lessons at: http://www.khanacademy.org/video?v=6FP-hLuAlr4

  • 11:38 Introduction To Definition Of PH

    Introduction To Definition Of PH

    546 views / 0 likes - added

    Introduction to definition of pH

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  • 07:27 Introduction To Entropy

    Introduction To Entropy

    483 views / 0 likes - added

    Introduction to entropy

  • 02:42 Popular Clarification of Confidence Interval of Difference of Means

    Clarification of Confidence Interval of Difference of Means

    723 views / 0 likes - added

    Clarification of Confidence Interval of Difference of Means More free lessons at: http://www.khanacademy.org/video?v=yQsCMnz9wO8

  • 07:50 Arrhenius Definition Of Acids And Bases

    Arrhenius Definition Of Acids And Bases

    548 views / 0 likes - added

    Arrhenius definition of acids and bases

  • 08:32 Second Law Of Thermodynamics And Entropy

    Second Law Of Thermodynamics And Entropy

    550 views / 0 likes - added

    Second Law of Thermodynamics and Entropy

  • 07:34 Parsec Definition

    Parsec Definition

    467 views / 0 likes - added

    Parsec Definition More free lessons at: http://www.khanacademy.org/video?v=6zV3JEjLoyE

  • 07:01 Why Heat Increases Entropy

    Why Heat Increases Entropy

    465 views / 0 likes - added

    Why heat increases entropy (even though some of it can do work)!

  • 05:35 Popular First living things on land clarification

    First living things on land clarification

    709 views / 0 likes - added

    First living things on land clarification (This video copyrighted under Create Commons Attribution and Share-Alike CC-BY-SA license) More free lessons at: http://www.khanacademy.org/video?v=3gUE_P9T-Wk

  • 05:21 Popular Finding Sum From Recursive Definition Of Sequence

    Finding Sum From Recursive Definition Of Sequence

    821 views / 0 likes - added

    Finding sum from recursive definition of sequence

  • 03:15 How Entropy Powers The Earth (Big Picture Ep. 4/5)

    How Entropy Powers The Earth (Big Picture Ep. 4/5)

    632 views / 0 likes - added

    This video is about how we don't just need energy to power our lives, we need *low entropy* energy! Thanks to Google Making and Science for supporting this series, and to Sean Carroll for collaborating on it! His book can be found here: http://www.penguin

  • 13:41 Popular Entropy: Embrace the Chaos! Crash Course Chemistry #20

    Entropy: Embrace the Chaos! Crash Course Chemistry #20

    775 views / 0 likes - added

    Life is chaos and the universe tends toward disorder. But why? If you think about it, there are only a few ways for things to be arranged in an organized manner, but there are nearly infinite other ways for those same things to be arranged. Simple rules o

  • 19:15 Entropy Intuition

    Entropy Intuition

    452 views / 0 likes - added

    A discussion of what entropy is and what it isn't. More free lessons at: http://www.khanacademy.org/video?v=xJf6pHqLzs0

  • 05:00 Popular Maxwell's Demon: Can Entropy Be Reversed?

    Maxwell's Demon: Can Entropy Be Reversed?

    807 views / 0 likes - added

    Maxwell's Demon. Maxwell's famous thought experiment. Can we break the second law of thermodynamics? Can entropy be reversed? Hi! I'm Jade. I draw pictures that move and become animated physics videos. ***SUBSCRIBE*** https://www.youtube.com/c/upandatom *

  • 08:57 Bronsted-Lowry Definition Of Acids And Bases

    Bronsted-Lowry Definition Of Acids And Bases

    518 views / 0 likes - added

    Bronsted-Lowry definition of acids and bases. Conjugate acids and bases.

  • 15:38 Proof: S (or Entropy) is a valid state variable

    Proof: S (or Entropy) is a valid state variable

    517 views / 0 likes - added

    Prroof that S (or entropy) is a valid state variable. More free lessons at: http://www.khanacademy.org/video?v=sPz5RrFus1Q

  • 35:56 Thermodynamics and the End of the Universe:  Energy, Entropy, and the fundamental laws of physics.

    Thermodynamics and the End of the Universe: Energy, Entropy, and the fundamental laws of physics.

    414 views / 0 likes - added

    Easy to understand animation explaining energy, entropy, and all the basic concepts including refrigeration, heat engines, and the end of all life in the Universe.

  • 15:10 Entropy: Why the 2nd Law of Thermodynamics is a fundamental law of physics

    Entropy: Why the 2nd Law of Thermodynamics is a fundamental law of physics

    411 views / 0 likes - added

    Why the fact that the entropy of the Universe always increases is a fundamental law of physics.

  • 06:11 The physics of entropy and the origin of life | Sean Carroll

    The physics of entropy and the origin of life | Sean Carroll

    126 views / 0 likes - added

    How did complex systems emerge from chaos? Physicist Sean Carroll explains.Subscribe to Big Think on YouTube https://www.youtube.com/channel/UCvQECJukTDE2i6aCoMnS-Vg?sub_confirmation=1Up next, The Universe in 90 minutes: Time, free will, God, & more https

  • 02:13 Entropy and the Arrow of Time

    Entropy and the Arrow of Time

    503 views / 0 likes - added

    As we experience it, time flows in a single direction. But entropy, and its description in the second law of thermodynamics, is one of the few physical phenomena to imply an actual arrow of time. Day 16 of our advent calendar: http://www.rigb.org/christma

  • 10:28 Entropy is not disorder: micro-state vs macro-state

    Entropy is not disorder: micro-state vs macro-state

    543 views / 0 likes - added

    Entropy and the difference between micro-states and macro-states. My Patreon page is at https://www.patreon.com/EugeneK

  • 01:38 Ultra High Definition (4K) View of Planet Earth

    Ultra High Definition (4K) View of Planet Earth

    606 views / 0 likes - added

    NASA monitors Earth's vital signs from land, air and space with a fleet of satellites and ambitious airborne and ground-based observation campaigns. The International Space Station hosts a variety of payloads and experiments supporting climate research, w

  • 09:02 Is it Possible To Un-Mix a Liquid? The Entropy Reversal Challenge

    Is it Possible To Un-Mix a Liquid? The Entropy Reversal Challenge

    476 views / 0 likes - added

    In this video I set up a way to attempt to un-mix a liquid that has been stirred. Can you actually reverse the mixing process and get the food color back in its original location after mixing? I talk about how this can be possible and talk about entropy a

  • 09:01 Evolution Clarification

    Evolution Clarification

    540 views / 0 likes - added

    Clarifying some points on evolution and intelligent design More free lessons at: http://www.khanacademy.org/video?v=nh1R-gyY7es

  • 10:41 Mass and Weight Clarification

    Mass and Weight Clarification

    517 views / 0 likes - added

    Difference between mass and weight More free lessons at: http://www.khanacademy.org/video?v=IuBoeDihLUc

  • 08:45 Enjoy 8 minutes of stunning ultra high-definition 4K video from the deep sea

    Enjoy 8 minutes of stunning ultra high-definition 4K video from the deep sea

    132 views / 0 likes - added

    Celebrate World Ocean Day with eight minutes of stunning underwater video brought to you by MBARIs deep-sea robots. A dazzling diversity of creatures thrive in the largest living space on Earththe deep sea. Now, you can get an up-close and personal look a

  • 03:20 Our Definition For “Moon” Is Broken (Collab. w/ MinutePhysics)

    Our Definition For “Moon” Is Broken (Collab. w/ MinutePhysics)

    506 views / 0 likes - added

    Watch Henry’s MinutePhysics video: https://www.youtube.com/watch?v=NucdlR9EGbA MinuteEarth & MinutePhysics are on Patreon: http://www.patreon.com/minuteearth & http://www.patreon.com/minutephysics It’s becoming harder and harder to categorize moons as moo

  • 01:20 Magpie_trades 3 bottle-caps for food. High definition

    Magpie_trades 3 bottle-caps for food. High definition

    408 views / 0 likes - added

    This is current state of my experiment, trying to teach the magpies in our garden to pick up litter, and get paid with food. Right now, the birds pick-up bottle caps and trade them for peanuts in my machine. I plan to describe the evolution of his work to

  • 05:21 Why Does Time Go Forward?

    Why Does Time Go Forward?

    507 views / 0 likes - added

    Why does time go forward? How does Entropy relate to the direction of time? What really is time, and what gives it a direction? The Arrow of Time. Hi! I'm Jade. I draw pictures that move and become animated physics videos. ***SUBSCRIBE*** https://www.yout

  • 03:25 Why Doesn't Time Flow Backwards?

    Why Doesn't Time Flow Backwards?

    591 views / 0 likes - added

    Thanks to Google Making and Science for supporting this series, and to Sean Carroll for collaborating on it! His book can be found here: https://www.preposterousuniverse.com/bigpicture/ Playlist of the full video series: https://www.youtube.com/playlist?l

  • 17:40 First Law of Thermodynamics/ Internal Energy

    First Law of Thermodynamics/ Internal Energy

    549 views / 0 likes - added

    First law of thermodynamic and Internal Energy More free lessons at: http://www.khanacademy.org/video?v=Xb05CaG7TsQ

  • 18:30 Macrostates and Microstates

    Macrostates and Microstates

    502 views / 0 likes - added

    The difference between macrostates and microstates. Thermodynamic equilibrium. More free lessons at: http://www.khanacademy.org/video?v=5EU-y1VF7g4

  • 03:35 Where Does Complexity Come From?

    Where Does Complexity Come From?

    468 views / 0 likes - added

    This video is about the difference between complexity and entropy, and how complex things like life can arise from disorder. Thanks to Google Making and Science for supporting this series, and to Sean Carroll for collaborating on it! His book can be found

  • 03:28 Do Cause and Effect Really Exist?

    Do Cause and Effect Really Exist?

    663 views / 0 likes - added

    Thanks to Google Making and Science for supporting this series, and to Sean Carroll for collaborating on it! His book can be found here: https://www.preposterousuniverse.com/bigpicture/ Playlist of the full video series: https://www.youtube.com/playlist?l

  • 05:20 Fluids (part 11)

    Fluids (part 11)

    440 views / 0 likes - added

    Clarification of the problem in part 10 More free lessons at: http://www.khanacademy.org/video?v=HnfBFeLunk4

  • 08:25 More on Total Revenue and Elasticity

    More on Total Revenue and Elasticity

    497 views / 0 likes - added

    Clarification on the relationship between total revenue and elasticity More free lessons at: http://www.khanacademy.org/video?v=KgrLUQYgIJE

  • 03:17 What is the Third Law of Thermodynamics?

    What is the Third Law of Thermodynamics?

    643 views / 0 likes - added

    Valeska Ting explains the relationship between entropy, temperature and absolute zero. Watch all four laws films: https://www.youtube.com/playlist?list=PLbnrZHfNEDZxmZmL3fZHPTeoUO8amBox2 Enter our survey about our videos and win £100: https://www.surveymo

  • 17:40 Gibbs Free Energy and Spontaneity

    Gibbs Free Energy and Spontaneity

    585 views / 0 likes - added

    Intuition behind why spontaneity is driven by enthalpy, entropy and temperature. Introduction to Gibbs free energy. More free lessons at: http://www.khanacademy.org/video?v=ViAmQivKif0

  • 10:44 Buffer Capacity

    Buffer Capacity

    627 views / 0 likes - added

    The definition of buffer capacity, and an example showing why it depends on the absolute concentrations of the conjugate acid and base.

  • 05:08 Popular Why is gravity different?

    Why is gravity different?

    823 views / 0 likes - added

    We probably think we know gravity pretty well. After all, we have more conscious experience with this fundamental force than with any of the others (electromagnetism and the weak and strong nuclear forces). But even though physicists have been studying gr

  • 06:31 More on Nash Equilibrium

    More on Nash Equilibrium

    499 views / 0 likes - added

    Looking more closely at the definition of Nash Equilibrium More free lessons at: http://www.khanacademy.org/video?v=ewu_7Dmj_18

  • 05:23 Popular Preimage of a set

    Preimage of a set

    816 views / 0 likes - added

    Definition of preimage of a set More free lessons at: http://www.khanacademy.org/video?v=zVsGtU8lIWs

  • 16:31 Compositions of Linear Transformations 2

    Compositions of Linear Transformations 2

    636 views / 0 likes - added

    Providing the motivation for definition of matrix products More free lessons at: http://www.khanacademy.org/video?v=BuqcKpe5ZQs

  • 04:03 Time Might Not Reverse Like Physicists Thought, Here's Why

    Time Might Not Reverse Like Physicists Thought, Here's Why

    240 views / 0 likes - added

    Using black holes as their models, an international team of researchers has found that if three or more objects move around each other, history cannot be reversed. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Elements! http://bit.ly/Eleme

  • 19:00 Linear Algebra: Basis of a Subspace

    Linear Algebra: Basis of a Subspace

    577 views / 0 likes - added

    Understanding the definition of a basis of a subspace More free lessons at: http://www.khanacademy.org/video?v=zntNi3-ybfQ

  • 07:47 The mind-bending physics of time | Sean Carroll

    The mind-bending physics of time | Sean Carroll

    114 views / 0 likes - added

    How the Big Bang gave us time, explained by theoretical physicist Sean Carroll.Subscribe to Big Think on YouTube https://www.youtube.com/channel/UCvQECJukTDE2i6aCoMnS-Vg?sub_confirmation=1Up next, The Universe in 90 minutes: Time, free will, God, & more h

  • 04:27 Pluto Could Be Made A Planet Again, Along With 102 Other Celestial Bodies

    Pluto Could Be Made A Planet Again, Along With 102 Other Celestial Bodies

    680 views / 0 likes - added

    This proposed new definition of "planets" would bring back Pluto, but would also reclassify over a hundred other celestial bodies -- including our moon! Do You Know What Color Pluto Really Is? - https://youtu.be/8beVI8wdkZg Sign Up For The Seeker Newslett

  • What is Cubism? | Tate Kids

    What is Cubism? | Tate Kids

    118 views / 0 likes - added

    Learn all about Cubism! Meet Pablo Picasso and Georges Braque, the artists who started this famous art movement. Watch this short introduction for kids. Read more about Cubism on #TateKids: https://bit.ly/3sX9P6QBreakdown of topics in the video00:00-00:44

  • 08:18 Popular What Is a Molecule?

    What Is a Molecule?

    1,561 views / 0 likes - added

    Atoms, elements, molecules... What's the difference? This is part 3 in the Stated Clearly series: An Introduction to Chemistry. In it you will find a simplified definition of a molecule, you will learn how we model molecules, and you will see actual image

  • 27:15 The Most Misunderstood Concept in Physics

    The Most Misunderstood Concept in Physics

    114 views / 0 likes - added

    One of the most important, yet least understood, concepts in all of physics. Head to https://brilliant.org/veritasium to start your free 30-day trial, and the first 200 people get 20% off an annual premium subscription.If you're looking for a molecular mo

  • 02:08 What is Science?

    What is Science?

    278 views / 0 likes - added

    Brian Cox and Richard Feynman provide a definition of Science. Full lecture can be viewed here: http://www.youtube.com/watch?v=enSXh4YY9Ws

  • 15:23 Popular Preimage and Kernel Example

    Preimage and Kernel Example

    701 views / 0 likes - added

    Example involving the preimage of a set under a transformation. Definition of kernel of a transformation. More free lessons at: http://www.khanacademy.org/video?v=6yrPU8rYOhs

  • 09:51 How to Spot an Alien, According to NASA!

    How to Spot an Alien, According to NASA!

    492 views / 0 likes - added

    We often think of aliens as space monsters or little green men with laser guns, but what might alien life actually be like? Here we take a look at NASA's definition of life, and see how it's being used in the exploration of the cosmos, as well as in the c

  • 14:04 Efficiency of a Carnot Engine

    Efficiency of a Carnot Engine

    650 views / 0 likes - added

    Definition of efficiency for a heat engine. Efficiency of a Carnot Engine. More free lessons at: http://www.khanacademy.org/video?v=M_5KYncYNyc

  • 01:09 The Cold War Explained In One Minute

    The Cold War Explained In One Minute

    698 views / 2 likes - added

    The most basic definition this side of the Siberia on the Cold War. Be sure to watch the full length HipHughes lecture here https://www.youtube.com/watch?v=bTk3dFC7t00 And subscribe at www.youtube.com/hiphughes

  • 03:45 This New State of Matter Is a Liquid and a Solid at the Same Time!

    This New State of Matter Is a Liquid and a Solid at the Same Time!

    401 views / 0 likes - added

    Scientist have just discovered that, at an atomic level, these elements have both liquid and solid states, giving context to what may be hidden in the cores of celestial bodies. A New State of Water Reveals a Hidden Ocean in Earths Mantle - https://youtu.

  • 16:37 Popular im(T):  Image of a Transformation

    im(T): Image of a Transformation

    732 views / 0 likes - added

    Showing that the image of a subspace under a transformation is also a subspace. Definition of the image of a Transformation. More free lessons at: http://www.khanacademy.org/video?v=hZ827mfh1Jo

  • 03:46 Popular What Triggers A Chemical Reaction? - Kareem Jarrah

    What Triggers A Chemical Reaction? - Kareem Jarrah

    2,383 views / 3 likes - added

    View full lesson: http://ed.ted.com/lessons/what-triggers-a-chemical-reaction-kareem-jarrah Chemicals are in everything we see, and the reactions between them can look like anything from rust on a spoon to an explosion on your stovetop. But why do these r

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  • 04:32 Popular The Chemistry Of Cold Packs - John Pollard

    The Chemistry Of Cold Packs - John Pollard

    770 views / 0 likes - added

    View full lesson: http://ed.ted.com/lessons/how-do-cold-packs-get-cold-so-fast-john-pollard If you stick water in the freezer, it will take a few hours to freeze into ice. How is it, then, that cold packs go from room temperature to near freezing in mere

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  • 04:08 Popular What is the Second Law of Thermodynamics?

    What is the Second Law of Thermodynamics?

    1,197 views / 0 likes - added

    What is entropy? Why is it always increasing? And what does that even mean? Dr Valeska Ting explains the second law of thermodynamics. This is the day 12 of our 2016 advent calendar on thermodynamics. Watch all the films here: http://www.rigb.org/christma

  • 05:33 Popular Brian Cox explains why time travels in one direction - Wonders of the Universe - BBC Two

    Brian Cox explains why time travels in one direction - Wonders of the Universe - BBC Two

    1,125 views / 0 likes - added

    SUBSCRIBE to the OFFICIAL BBC YouTube channel: https://bit.ly/2IXqEIn LAUNCH BBC iPlayer to access Live TV and Box Sets: https://bbc.in/2J18jYJ More about this programme: http://www.bbc.co.uk/programmes/b00zf9dh Professor Brian Cox builds sandcastles in t

  • 04:23 Popular What is the Purpose of Life? (Big Picture Ep. 5/5)

    What is the Purpose of Life? (Big Picture Ep. 5/5)

    910 views / 0 likes - added

    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:

  • 03:40 What is a Force?

    What is a Force?

    606 views / 1 likes - added

    Force is a central concept in physics. By analysing the forces on an object, its resulting motion can be determined. But what exactly is a force? The word force is used in everyday language in a variety of contexts, only some of which reflect the scientif

  • 05:39 The Scientific Problem of Consciousness

    The Scientific Problem of Consciousness

    122 views / 0 likes - added

    Anil Seth wants to understand how minds work. As a neuroscientist at the University of Sussex in England, Seth has seen firsthand how neurons do what they do but he knows that the puzzle of consciousness spills over from neuroscience into other branches o

  • 06:56 The Physics of Free Will

    The Physics of Free Will

    612 views / 0 likes - added

    Do we really have free will? What does physics have to say about it? Hi! I'm Jade. I make physics videos about time, entropy, space, relativity and quantum physics. Check out my channel and subscribe if you like :) *SUBSCRIBE* https://www.youtube.com/chan

  • 03:40 Popular Does The Size Of Your Brain Matter?

    Does The Size Of Your Brain Matter?

    708 views / 1 likes - added

    If big brains were a gauge of intelligence, whales would be the smartest animals on earth. How do we measure intelligence, and how much does the size of your brain matter? Do Men and Women Have Different Brains? ►►►►http://dne.ws/1hhWkq0 Read More: Are Bi

  • 05:03 Popular Why Don't Oil And Water Mix? - John Pollard

    Why Don't Oil And Water Mix? - John Pollard

    1,123 views / 1 likes - added

    View full lesson: http://ed.ted.com/lessons/why-don-t-oil-and-water-mix-john-pollard Salt dissolves in water; oil does not. But why? You can think of that glass of water as a big, bumpin' dance party where the water molecules are always switching dance pa

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  • 08:42 A Mirror Universe

    A Mirror Universe

    375 views / 0 likes - added

    Parity breaking and CP violation. Weak interaction and decay. Hi! I'm Jade. I make physics videos about time, entropy, space, relativity and quantum physics. Check out my channel and subscribe if you like :) *SUBSCRIBE* https://www.youtube.com/channel/UCS

  • 04:34 How Does Agoraphobia Work?

    How Does Agoraphobia Work?

    509 views / 0 likes - added

    Agoraphobia is a complicated and difficult psychological condition that is easily misunderstood. Learn about life with agoraphobia in this episode of BrainStuff. Learn more at HowStuffWorks.com: http://health.howstuffworks.com/mental-health/anxiety/panic-

  • 04:11 Popular Why does time go forwards not backwards? | BBC Ideas

    Why does time go forwards not backwards? | BBC Ideas

    781 views / 0 likes - added

    Time moves forwards not backwards. We all know that. But why? Science journalist Alok Jha explains all. Subscribe to BBC Ideas https://bbc.in/2F6ipavThis video was made by Flock London. ---------------------Do you have a curious mind? Youre in the right p

  • 10:35 Popular Where Do Deleted Files Go?

    Where Do Deleted Files Go?

    740 views / 0 likes - added

    Follow Michael Stevens for neat things every day! http://www.Twitter.com/tweetsauce LINKS AND SOURCES BELOW MUSIC BY: http://www.YouTube.com/JakeChudnow final song is "Midnight Sound" by Gareth Johnson / David O'Brien from: http://www.audionetwork.com Los

  • 03:59 Popular The Lava Lamps That Help Keep The Internet Secure

    The Lava Lamps That Help Keep The Internet Secure

    865 views / 2 likes - added

    At the headquarters of Cloudflare, in San Francisco, there's a wall of lava lamps: the Entropy Wall. They're used to generate random numbers and keep a good bit of the internet secure: here's how. Thanks to the team at Cloudflare - this is not a sponsored

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  • 11:56 Did The Past Really Happen?

    Did The Past Really Happen?

    673 views / 2 likes - added

    Greece is full of wonderful new things and wonderful old things. But when WE become old things, will our ruins also be tourist attractions? **Sources and extra info below!!** me on twitter: http://www.twitter.com/tweetsauce on instagram: http://www.instag

  • 05:20 Popular What makes a poem … a poem? - Melissa Kovacs

    What makes a poem … a poem? - Melissa Kovacs

    775 views / 0 likes - added

    View full lesson: http://ed.ted.com/lessons/what-makes-a-poem-a-poem-melissa-kovacs What exactly makes a poem … a poem? Poets themselves have struggled with this question, often using metaphors to approximate a definition. Is a poem a little machine? A fi

  • 02:30 Crystal Structure and the Laws of Thermodynamics

    Crystal Structure and the Laws of Thermodynamics

    647 views / 0 likes - added

    Crystals bring order out of chaos. Does their formation violate the laws of thermodynamics? Materials chemist Dr Suze Kundu explores the relationship between crystals and entropy, with footage from the Ri Archives channel. Watch more classic archive foota

  • 04:44 Does TV Resolution Matter?

    Does TV Resolution Matter?

    588 views / 0 likes - added

    You’ve heard all the hype about high-definition TV, ultra-high definition and more. But does this mad race to jame more pixels on a screen actually matter? Tune in to learn more about the human eye and digital resolution. VIEW CARLTON BALE'S TV RESOLUTION

  • 08:53 Popular What is Evolution?

    What is Evolution?

    1,925 views / 0 likes - added

    Support Stated Clearly on Patreon: https://www.patreon.com/statedclearly Evolution is often considered a complex and controversial topic but it's actually a very simple concept to understand. Watch this short animation to see how evolution works. Share it

  • 05:58 Popular Can You Crack This Four Card Code?

    Can You Crack This Four Card Code?

    773 views / 0 likes - added

    A surprisingly tricky card riddle. You'll need to put your thinking caps on for this one. Hi! I'm Jade. I'm an Aussie with a Bachelor's degree in Applied Physics. After three years and over 100 lab sessions, I realized I'm terrible at experiments. So now

  • 02:06 What Causes Growing Pains?

    What Causes Growing Pains?

    661 views / 1 likes - added

    Growing Pains are real, but no one seems to know why exactly kids get them. Learn what we do know here on SciShow Quick Question! Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow Dooblydoo thanks go to the following Patreon

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  • 03:28 Popular Whip My Hair Kids Dance Fitness

    Whip My Hair Kids Dance Fitness

    1,063 views / 3 likes - added

    NO COPYRIGHT INFRINGEMENT INTENDED*** "This video uses copyrighted material in a manner that does not require approval of the copyright holder. It is a fair use under copyright law. "quotation of excerpts in a review or criticism for purposes of illustrat

  • 04:06 Controlling An Airport From 80 Miles Away

    Controlling An Airport From 80 Miles Away

    435 views / 0 likes - added

    London City Airport's getting a new control tower: but it's just going to be a large mast with 14 high-definition cameras on it. The actual tower will be 80 miles away, in the headquarters of NATS near Swanwick. It feels questionable: but is it? Thanks to

  • 05:11 Popular How Optical Illusions Trick Your Brain

    How Optical Illusions Trick Your Brain

    1,659 views / 7 likes - added

    Things are not at all as they seem... What are the different types of optical illusions and why are our eyes tricking us? How The Human Eye Evolved To Be So Complex - http://bit.ly/2canNZ2 Sign Up For The Seeker Newsletter Here - http://bit.ly/1UO1PxI Rea

  • 10:04 Popular Thermodynamics: Crash Course Physics #23

    Thermodynamics: Crash Course Physics #23

    1,173 views / 0 likes - added

    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

  • 01:25 Popular First Motion Picture Ever Made

    First Motion Picture Ever Made

    1,063 views / 0 likes - added

    By definition, a motion picture is a series of pictures, projected onto a screen, creating the illusion of movement. By the 1800's humans had discovered photography, projection and motion. We just hadn't put them together. Then, in 1878 a guy called Edwar

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  • 09:00 This Particle Breaks Time Symmetry

    This Particle Breaks Time Symmetry

    265 views / 0 likes - added

    Increasing entropy is NOT the only process that's asymmetric in time.Check out the book: http://WeHaveNoIdea.comThis video was co-written by Daniel Whiteson and Jorge ChamYou can also check out PhD Comics: http://phdcomics.comSpecial thanks to Patreon sup

  • 05:09 Digging precious metals out of your old phone

    Digging precious metals out of your old phone

    499 views / 1 likes - added

    E-waste is more than phones and laptops. There’s gold, silver, copper, and lots of other precious metals powering your electronics, and that makes for some valuable “e-waste”. And a recent study proposed that it’s now more cost-effective to dig minerals o

  • 06:19 How to Measure the Speed of Light with Marshmallows - Christmas Lectures with Neil Johnson

    How to Measure the Speed of Light with Marshmallows - Christmas Lectures with Neil Johnson

    94 views / 0 likes - added

    This may not be something you'd thought of doing but now you know how the speed of light can be measured using only some marshmallows and a microwave oven.Watch the full second lecture of the series: http://www.rigb.org/christmas-lectures/watch/1999/arrow

  • 01:02 Popular Stunning Ultra HD Video From Space

    Stunning Ultra HD Video From Space

    854 views / 1 likes - added

    This week NASA released a first look of ultra-high definition video shot on and from the International Space Station. Here, 60 seconds of the most breathtaking new footage. Still haven’t subscribed to WIRED on YouTube? ►► http://wrd.cm/15fP7B7 CONNECT WIT

  • 09:42 Popular What Is Life? | Jeff Marlow | TEDxBeaconStreet

    What Is Life? | Jeff Marlow | TEDxBeaconStreet

    776 views / 0 likes - added

    What is life? Even as we send robotic explorers into space to look for signs of life and answer eternal questions of life beyond Earth, scientists lack a coherent definition of the phenomenon. A theoretical underpinning of life is needed, and expeditions

  • 07:07 Popular Diesel And Urea

    Diesel And Urea

    804 views / 0 likes - added

    The Professor discusses some of the chemistry behind the recent controversy involving Volkswagen cars. CLARIFICATION: While many diesel engines (including VW cars) use urea as discussed (marketed as AdBlue), we've heard from viewers explaining the techniq

  • 02:09 Popular What's the Difference Between Fruits and Vegetables?

    What's the Difference Between Fruits and Vegetables?

    886 views / 2 likes - added

    So we all know that fruits and vegetables are good for you but what makes a fruit a fruit and a vegetable a vegetable? It is actually quite simple to determine the difference because fruits have seeds and vegetables do not. But while by definition it is e

  • 02:35 Transhumanism: Will humans evolve to something smarter? | A-Z of ISMs Episode 20 - BBC Ideas

    Transhumanism: Will humans evolve to something smarter? | A-Z of ISMs Episode 20 - BBC Ideas

    455 views / 0 likes - added

    What does transhumanism mean? What is the definition of transhumanism? Philosopher Julian Baggini explains the radical vision of transhumanism - where humans become part-machine... and are all the better for it. Feminism, Darwinism, capitalism, socialism,

  • 04:22 The Newest Form of Water Is Hot and Black, Wait What?

    The Newest Form of Water Is Hot and Black, Wait What?

    365 views / 0 likes - added

    It only took diamonds, x-rays, and a bunch of ultra-powerful lasers to create our newest form of water, Ice XVIII. And it might be the key to unlocking what's inside the mysterious ice planets of our solar system. This New State of Matter Is a Liquid and

  • 03:05 What Can Frogs See That We Can't?

    What Can Frogs See That We Can't?

    243 views / 1 likes - added

    Check out the original double slit experiment: http://www.youtube.com/watch?v=Iuv6hY6zsd0 - oh, and for the sun to be seen as single photons, you would have to be ~1000 light years away, so well past Pluto. For clarification on this video, please see: htt

  • 03:15 Teen Titans Go! | Robin Teaches Titans About Irony | Cartoon Network UK

    Teen Titans Go! | Robin Teaches Titans About Irony | Cartoon Network UK

    457 views / 1 likes - added

    Robin is shocked to find out that his teammates don't know the definition of irony. Welcome to the official Cartoon Network UK YouTube channel! Watch funny cartoon videos from all your favourite shows: Teen Titans Go!, Adventure Time, The Amazing World of

  • 05:15 Popular Machine Learning Explained

    Machine Learning Explained

    951 views / 0 likes - added

    Machine learning explained simply. In this video you'll learn what exactly machine learning is and machine learning basics. No knowledge of machine learning required to watch this video. Hi! I'm Jade. Subscribe to Up and Atom for new physics, math and com

  • 04:14 Get To Know A Dinosaur!

    Get To Know A Dinosaur!

    639 views / 0 likes - added

    Do you have any questions about dinosaurs, or anything else about nature, or outer space, or machines, then let us know by leaving a comment or emailing us at kids@thescishow.com. ---------- Like SciShow? Want to help support us, and also get things to pu

  • 01:46 Popular Crazy Circle Illusion!

    Crazy Circle Illusion!

    760 views / 0 likes - added

    Add me on Facebook. (click LIKE on Facebook to add me) "http://www.facebook.com/brusspup Download the song in this video: Song name "Monolith" iTunes: https://itunes.apple.com/us/album/monolith-single/id596457486 Amazon: http://www.amazon.com/Monolith-bru

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  • 02:29 Sesame Street: Kunal Nayyar Helps Grover fix his Robot

    Sesame Street: Kunal Nayyar Helps Grover fix his Robot

    640 views / 0 likes - added

    A robot is a machine that can do things by itself that are similar to what people can do. For example, a robot can tell you the definition of the word robot. OR it can attack Grover and Kunal Nayyar! Watch the clip to see which action the Robot performs.

  • 02:41 What's In A Candle Flame?

    What's In A Candle Flame?

    211 views / 0 likes - added

    Microwave grape plasma: http://www.youtube.com/watch?v=RwTjsRt0FzoNorthern Lights: http://www.youtube.com/watch?v=knwiWm4DpvQNanodiamonds in candle flames: http://www.youtube.com/watch?v=KzOkuGQC3RwRelight Candle Trick: http://www.youtube.com/watch?v=1tXP

  • 12:48 Pop-Pop Boats Are Weirder Than You Think

    Pop-Pop Boats Are Weirder Than You Think

    224 views / 0 likes - added

    Check out Anker 521 Portable Power Station: https://ankerfast.club/3vq4RRe #AnkerPowerHouse#PowerStationI got a glass pop-pop boat made (or putt-putt boat, or a Ponyo boat!) to see once and for all what's going on inside!The Entropy video featuring the St

  • 10:15 MinuteEarth Explains: Stuff That...Isn't

    MinuteEarth Explains: Stuff That...Isn't

    241 views / 1 likes - added

    Help support COVID-19 relief efforts every time you surf the web. Download the Tab For A Cause extension today at http://tabforacause.org/minuteearth2In this collection of classic MinuteEarth videos, we find out that lots of what we thought we knew about

  • 08:10 The Band Should Slip Off But It Does The Opposite!

    The Band Should Slip Off But It Does The Opposite!

    331 views / 0 likes - added

    The first 100 people to go to https://blinkist.com/stevemould will get unlimited access for 1 week to try it out. You'll also get 25% off if you want full membership. Crowned Pulleys do this bizarre counterintuitive thing. Instead of slipping off the curv

  • 03:07 What is Slime Mold and is it Intelligent?

    What is Slime Mold and is it Intelligent?

    260 views / 0 likes - added

    How much brain do you need to be smart? Bees and ants perform marvels as colonies, though each insect has barely any brain. And plantswith no brain at allexhibit behaviors that, by any definition, count as intelligent. Brace yourself for a mind-bending ex

  • 03:33 Popular NASA’s Crazy Plan to Save the World From the Supervolcano Under Yellowstone

    NASA’s Crazy Plan to Save the World From the Supervolcano Under Yellowstone

    893 views / 5 likes - added

    A Yellowstone supervolcano eruption is becoming more and more likely. Luckily for us, NASA has a plan to stop it. The Crazy Plan to Capture and Store CO2 Under the Ocean - https://youtu.be/ozgROE1xCM4 Read More: NASA Has a $3.5bn Plan to Save The Planet F

  • 02:13 Sesame Street: Evan Lysacek teaches Elmo and Stinky about Confidence

    Sesame Street: Evan Lysacek teaches Elmo and Stinky about Confidence

    610 views / 0 likes - added

    Stinky wants to tell you about the word confidence, but he's not confident that he can do it. Of course, confidence is about believing in yourself and your ability to do what you want to do. If only Stinky could learn to practice the very definition of th

  • 01:58 Underwater robot may unearth climate mysteries

    Underwater robot may unearth climate mysteries

    147 views / 0 likes - added

    Two hundred meters under the sunny waves of the ocean lies the mesopelagic zone, a cold, dark section of water where humans rarely venture. This area, dubbed the twilight zone houses animals like krill, squid, and jellyfish. Twilight zone animals play a m

  • 11:43 Popular Bach: Brandenburg Concerto No. 3 in G Major, BWV 1048: Complete 4K UHD; Voices of Music

    Bach: Brandenburg Concerto No. 3 in G Major, BWV 1048: Complete 4K UHD; Voices of Music

    731 views / 0 likes - added

    Hey everyone~! Please consider a donation, https://www.voicesofmusic.org/donate.html and we will make more videos like this one :) For the first time in 4K Ultra High Definition video, Bach's Brandenburg Concerto No. 3 in G Major (BWV 1048), complete, per

  • 04:16 Popular Who Needs Dirt?: Crash Course Kids #27.1

    Who Needs Dirt?: Crash Course Kids #27.1

    1,607 views / 2 likes - added

    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

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  • 04:33 Popular Look Who's Talking: Crash Course Kids #27.2

    Look Who's Talking: Crash Course Kids #27.2

    917 views / 0 likes - added

    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

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  • 02:54 The Roots of Exploring Plant Intelligence

    The Roots of Exploring Plant Intelligence

    323 views / 0 likes - added

    Tune in and join the conversation during the premiere of "Intelligence Without Brains" on Friday, November 8th at 8pm EST.PROGRAM DESCRIPTIONHow much brain do you need to be smart? Bees and ants perform marvels as colonies, though each insect has barely a

  • 07:20 Can a Plant Remember?

    Can a Plant Remember?

    342 views / 0 likes - added

    Tune in and join the conversation during the premiere of "Intelligence Without Brains" on Friday, November 8th at 8pm EST.PROGRAM DESCRIPTIONHow much brain do you need to be smart? Bees and ants perform marvels as colonies, though each insect has barely a

  • 08:20 Popular The Map of Physics

    The Map of Physics

    722 views / 0 likes - added

    Everything we know about physics - and a few things we don't - in a simple map.If you are interested in buying a print you can buy it as a poster here: North America: https://store.dftba.com/products/map-of-physics-posterEverywhere else: http://www.redbub

  • 13:37 An Actually Good Explanation of Moles

    An Actually Good Explanation of Moles

    609 views / 0 likes - added

    The first 200 people to sign up at https://brilliant.org/stevemould/ will get 20% off an annual subscription that gives you access to the full archive of Daily Challenges and every single courseMoles (in chemistry) are really clever and useful. The defini

  • 06:37 Popular The kilogram has changed forever. Here's why.

    The kilogram has changed forever. Here's why.

    1,001 views / 0 likes - added

    In November, scientists from around the world met in Paris to do something remarkable: they redefined the kilogram. This standard of measure was once based on a hunk of metal under lock and key in France but in 2019, it will officially be defined by somet

  • 10:40 Popular Motion In A Straight Line: Crash Course Physics #1

    Motion In A Straight Line: Crash Course Physics #1

    1,682 views / 1 likes - added

    In this, THE FIRST EPISODE of Crash Course Physics, your host Dr. Shini Somara introduces us to the ideas of motion in a straight line. She talks about displacement, acceleration, time, velocity, and the definition of acceleration. Also, how does a physic

  • 06:52 Popular Introduction To Partial Pressure | Gases And Kinetic Molecular Theory | Chemistry | Khan Academy

    Introduction To Partial Pressure | Gases And Kinetic Molecular Theory | Chemistry | Khan Academy

    1,594 views / 0 likes - added

    Definition of partial pressure and Dalton's law of partial pressure. Example of calculating partial pressure of a gas in a mixture from the total pressure and partial pressure of the other gases in the mixture. Chemistry on Khan Academy: Did you know that

  • 08:35 What is Evolution? A Simple and Brief Explanation

    What is Evolution? A Simple and Brief Explanation

    662 views / 0 likes - added

    Life is insanely diverse, and thats because of evolution. But there is much that people misunderstand about evolution and how it happens. So, heres a compressed crash course on evolution - from the mutations and recombinations in the DNA which create dive

  • 04:01 Popular Astronaut Experiment: Crash Course Kids #32.2

    Astronaut Experiment: Crash Course Kids #32.2

    710 views / 2 likes - added

    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

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  • 02:59 Popular Down To Earth: Crash Course Kids #4.2

    Down To Earth: Crash Course Kids #4.2

    1,626 views / 0 likes - added

    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! /

  • 04:21 Why We Want a Perpetual Motion Machine, But Still Can’t Get It

    Why We Want a Perpetual Motion Machine, But Still Can’t Get It

    490 views / 0 likes - added

    A machine that can run for eternity is exactly what we need...if only it could exist. A perpetual motion machine is impossible, here's why. Could a Dyson Sphere Harness the Full Power of the Sun? - https://youtu.be/jOHMQbffrt4 Read More: An Analysis of A

  • 06:52 Popular Freedom Of Speech: Crash Course Government And Politics #25

    Freedom Of Speech: Crash Course Government And Politics #25

    750 views / 1 likes - added

    Today, FINALLY, Craig is going to talk about Free Speech! Now, free speech is so important because it not only allows you to critique the government, but it also protects you from the government. But it's essential to remember that not ALL speech is prote

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  • 04:09 Popular Vacation Or Conservation (Of Mass): Crash Course Kids #23.1

    Vacation Or Conservation (Of Mass): Crash Course Kids #23.1

    4,175 views / 0 likes - added

    So when water evaporates, what happens? Where does that water go? Does just vanish? Is it no more? Can matter every just go away? Well, the answer is no, it can't. But it can LOOK like it does. In this episode of Crash Course Kids, Sabrina shows us how Co

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  • 08:26 Conjugate acid-base pairs | Acids and bases | Chemistry | Khan Academy

    Conjugate acid-base pairs | Acids and bases | Chemistry | Khan Academy

    579 views / 0 likes - added

    Introduction to conjugate acid-base pairs. Definition and examples of conjugate acid-base pairs. Chemistry on Khan Academy: Did you know that everything is made out of chemicals? Chemistry is the study of matter: its composition, properties, and reactivit

  • 04:31 Popular Orbits Are Odd: Crash Course Kids #22.2

    Orbits Are Odd: Crash Course Kids #22.2

    763 views / 0 likes - added

    Last week we talked about the orbits of the Earth and our Moon. But today we're going to go a little bigger... well, a lot better. Did you know that there is a massive Black Hole at the center of our Galaxy? Or that Pluto's orbit is really... weird? Today

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  • 11:07 Tensegrity Explained

    Tensegrity Explained

    138 views / 0 likes - added

    The first 1000 people to use this link will get a free trial of Skillshare Premium Membership: https://skl.sh/stevemould01211Tensegrity (or tensional integrity, or floating compression) is really counterintuitive. These bizarre structures can be explained

  • 11:41 Popular Buffers, the Acid Rain Slayer: Crash Course Chemistry #31

    Buffers, the Acid Rain Slayer: Crash Course Chemistry #31

    1,014 views / 2 likes - added

    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.

  • 03:53 Popular (LEGO) Block Party: Crash Course Kids #23.2

    (LEGO) Block Party: Crash Course Kids #23.2

    1,016 views / 0 likes - added

    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

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  • 03:53 Popular Are Solid State Batteries The Perfect Battery?

    Are Solid State Batteries The Perfect Battery?

    1,376 views / 1 likes - added

    Many batteries we use today don’t hold up to minor damage or weather change but scientist believe they may have solved this problem. Why Aren’t All Batteries Rechargeable? ►►►► http://bit.ly/1TgP51P Sign Up For The TestTube Newsletter Here ►►►► http://bit

  • 04:00 What is Symmetry in Physics?  With Tara Shears

    What is Symmetry in Physics? With Tara Shears

    606 views / 0 likes - added

    Symmetry underlines our whole understanding of the universe. And the deeper we look, the more symmetries we find, reflecting our world in new and beautiful ways. Subscribe for weekly science videos: http://bit.ly/RiSubscRibe Symmetry is vital to understan

  • 04:26 Popular Everything Revolves Around You: Crash Course Kids #22.1

    Everything Revolves Around You: Crash Course Kids #22.1

    940 views / 1 likes - added

    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

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  • Gas Giants Weather: Crash Course Kids #43.2

    Gas Giants Weather: Crash Course Kids #43.2

    199 views / 0 likes - added

    Last time, we learned that there is in fact weather on other planets. But those were the rocky planets, like Earth. What about the big Gas Giants? What's the weather like there? In this episode of Crash Course Kids, Sabrina takes us on a virtual tour of t

  • 04:53 Popular Following The Sun: Crash Course Kids #8.2

    Following The Sun: Crash Course Kids #8.2

    1,938 views / 7 likes - added

    Have you ever wondered why your shadow is longer sometimes and shorter others? It turns out it all has to do with that marvelous big ball of light in the sky; The Sun! This first series is based on 5th grade science. We're super excited and hope you enjoy

  • 03:55 Popular Over (to) The Moon: Crash Course Kids #13.2

    Over (to) The Moon: Crash Course Kids #13.2

    1,028 views / 1 likes - added

    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

  • 12:02 World's Lightest Solid!

    World's Lightest Solid!

    403 views / 0 likes - added

    Aerogels are the world's lightest (least dense) solids. They are also excellent thermal insulators and have been used in numerous Mars missions and the Stardust comet particle-return mission. The focus of this video is silica aerogels, though graphene aer

  • 03:22 The Rug Puzzle: how many triangles?

    The Rug Puzzle: how many triangles?

    513 views / 0 likes - added

    This video sponsored by ME. I mean: MATHS GEAR. Buy my book. https://mathsgear.co.uk/collections/books/products/signed-paperback-things-to-make-and-do-in-the-fourth-dimension My original tweet that started the puzzle! https://twitter.com/standupmaths/stat

  • 04:00 Popular The Great Escape: Crash Course Kids #13.1

    The Great Escape: Crash Course Kids #13.1

    1,236 views / 2 likes - added

    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

  • 01:21 Amazing Wave Illusion: Public Media Art #1 "WAVE"

    Amazing Wave Illusion: Public Media Art #1 "WAVE"

    375 views / 0 likes - added

    Public Media Art #1 "WAVE" with Anamorphic illusion APR. 2020 We, d'strict specializes in designing, making, and delivering breathtaking visual content on Digital Out of Home. In order to offer the world a new experience, we are proud to announce some exc

  • 03:41 Popular Climate Change: Crash Course Kids #41.2

    Climate Change: Crash Course Kids #41.2

    1,391 views / 6 likes - added

    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

  • 03:32 A Mercury Hammer and the Third Law of Thermodynamics

    A Mercury Hammer and the Third Law of Thermodynamics

    598 views / 0 likes - added

    Armed with a hammer made from mercury, Olympia Brown explains the third law of thermodynamics. Tell us what you think about our videos, and win £100 https://www.surveymonkey.co.uk/r/QCVL88N Subscribe for new science videos and lectures every week: http://

  • 03:12 Popular Defining Gravity: Crash Course Kids #4.1

    Defining Gravity: Crash Course Kids #4.1

    1,964 views / 7 likes - added

    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

  • 03:19 Popular The Dirt On Decomposers: Crash Course Kids #7.2

    The Dirt On Decomposers: Crash Course Kids #7.2

    2,129 views / 3 likes - added

    We've talked about food chains and how energy moves through an ecosystem, but let's take a step back and see how everything starts... and ends. Decomposers! This first series is based on 5th grade science. We're super excited and hope you enjoy Crash Cour

  • 18:25 Popular The SAT Question Everyone Got Wrong

    The SAT Question Everyone Got Wrong

    1,624 views / 3 likes - added

    How an SAT question became a mathematical paradox. Head to https://brilliant.org/veritasium to start your free 30-day trial, and the first 200 people get 20% off an annual premium subscription.I invented Snatoms, a molecule modeling kit where the atoms sn

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  • 03:31 The Ecliptic: Crash Course Kids #37.2

    The Ecliptic: Crash Course Kids #37.2

    541 views / 0 likes - added

    So, what is the Ecliptic? Well, it has to do with the Zodiac constellations and our sun and how they move in relation to one another. It's kind of cool! In this episode, Sabrina chats about this imaginary line called the Ecliptic and its cycle in the sky.

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  • 03:25 Popular Fabulous Food Chains: Crash Course Kids #7.1

    Fabulous Food Chains: Crash Course Kids #7.1

    1,409 views / 4 likes - added

    Everyone eats, right? But how does that food get the energy to power you? In this episode of Crash Course Kids, Sabrina talks about the way energy moves, or flows, through an ecosystem and how that movement forms Food Chains! This first series is based on

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  • 04:59 Popular Super Stars (Constellations): Crash Course Kids #31.1

    Super Stars (Constellations): Crash Course Kids #31.1

    1,275 views / 0 likes - added

    So, you know about stars. But what if those stars formed a super group like The Avengers? Well, then you have a Constellation! In this episode of Crash Course Kids, Sabrina chats about stars, constellations, and how humans have used constellations to tell

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  • 03:33 Popular Danger! Falling Objects: Crash Course Kids #32.1

    Danger! Falling Objects: Crash Course Kids #32.1

    1,312 views / 1 likes - added

    So, what would happen if you dropped a hammer and a feather at the same time, from the same height? Well, the hammer would hit the ground first, right? But why? You might think it's because the hammer is heavier, or has more mass than the feather. But it'

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  • 03:57 Why Are Healthy People Still Spreading Viruses?

    Why Are Healthy People Still Spreading Viruses?

    365 views / 0 likes - added

    The Coronavirus is spreading quickly. Are some people spreading viruses without knowing it?Watch more: What Should You Do If You're Stuck Inside For Weeks? https://www.youtube.com/watch?v=EkTvjvwO54MMeet The Team!Director/Voice - Pat Graziosi: http://twit

  • 03:49 Popular Constellation Location: Crash Course Kids #31.2

    Constellation Location: Crash Course Kids #31.2

    929 views / 2 likes - added

    Let's say you're looking for a specific constellation in the sky, but can't find it? That could be because you're on the wrong part of the planet to see it. In this episode of Crash Course Kids, Sabrina talks about how the Earth's rotation and axis can af

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  • 01:03 Popular So Rad | Teen Titans Go! | Cartoon Network

    So Rad | Teen Titans Go! | Cartoon Network

    918 views / 1 likes - added

    Robin explains the definition of "rad" to his fellow Titans. CN GAMES: http://bit.ly/CNGames SUBSCRIBE: http://bit.ly/109Y6wq WATCH MORE: http://bit.ly/VgnfHu About Teen Titans GO!: TEEN TITANS GO! is a comedy featuring the beloved DC heroes seen in a ske

  • 03:45 Popular Measurement Mystery: Crash Course Kids #9.2

    Measurement Mystery: Crash Course Kids #9.2

    1,048 views / 0 likes - added

    So now that we know what Properties are, how can we use them to figure things out? In this episode of Crash Course Kids, Sabrina uses them to solve the mystery of what she tripped over last night. This first series is based on 5th grade science. We're sup

  • 02:38 Rain's Dirty Little Secret

    Rain's Dirty Little Secret

    691 views / 4 likes - added

    Check out http://www.lynda.com/minuteearth for 10 days of free online courses. http://www.lynda.com/ Thanks also to our Patreon patrons: - AshrafDude - Nasser Hamed Alminji - Jeff Straathof - Mark - Maarten Bremer - Emil Kampp - Today I Found Out - Nichol

  • 04:33 Popular Weather Vs. Climate: Crash Course Kids #28.1

    Weather Vs. Climate: Crash Course Kids #28.1

    2,284 views / 5 likes - added

    So we have Weather and Climate... but are they the same thing? No, no they are not. But they are both super important to how the geosphere is shaped. In this episode of Crash Course Kids, Sabrina chats with us about the differences between Weather and Cli

  • 04:42 Popular The Life Hydrologic: Crash Course Kids #30.2

    The Life Hydrologic: Crash Course Kids #30.2

    954 views / 0 likes - added

    Last week we went up up up a mountain. Well, today we're going down down down into the ocean to see what habitats await us there. Yep, the ocean has layers and the types of things we encounter there change the deeper we go. Watch More Crash Course Kids: h

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  • 04:09 Popular The Zodiac Constellations: Crash Course Kids #37.1

    The Zodiac Constellations: Crash Course Kids #37.1

    903 views / 2 likes - added

    We've talked about constellations; groups of stars in the night sky that we assign names to. But there are a certain group of special constellations called The Zodiac that Sabrina is going to chat about. Gemini, Sagittarius, Scorpio? You've heard of them

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  • 03:37 Popular Up, Up & Away: Crash Course Kids #16.2

    Up, Up & Away: Crash Course Kids #16.2

    997 views / 0 likes - added

    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

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  • 29:02 Popular DAFFY DUCK HD 4K KIDS COLLECTION VOL. 1 | Looney Tunes & Merrie Melodies | Cartoons for Children

    DAFFY DUCK HD 4K KIDS COLLECTION VOL. 1 | Looney Tunes & Merrie Melodies | Cartoons for Children

    872 views / 0 likes - added

    Daffy Duck Vol. 1 Collection contains four classic Looney Tunes cartoons for children. All cartoons have been remastered and restored in high definition ultra HD 4K (2160p) and closed captioned. Daffy Duck is a crazy duck that many times revials Bugs Bunn

  • 03:31 Popular Four Spheres Part 2 (Hydro And Atmo): Crash Course Kids #6.2

    Four Spheres Part 2 (Hydro And Atmo): Crash Course Kids #6.2

    1,343 views / 1 likes - added

    The second part of our two part tale of the puzzle that is Earth. In this episode, Sabrina talks about the Hydrosphere and the Atmosphere and what is contained in each one. Let's dive in!!! This first series is based on 5th grade science. We're super exci

  • 05:10 Popular Spaced Out: Crash Course Kids #25.1

    Spaced Out: Crash Course Kids #25.1

    749 views / 2 likes - added

    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

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  • 02:21 The Importance of Staring Out Of The Window

    The Importance of Staring Out Of The Window

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    We are so busy and so obsessed with our phones, we rarely take a break to do that vital and rather philosophical thing: stare out of the window. Looking to achieve a better state of calm? Try our calm cards. http://bit.ly/29D6yiW If you like our films, ta

  • 02:15 The Genius Behind Karaoke

    The Genius Behind Karaoke

    108 views / 0 likes - added

    Grab a mic, pick a song and unleash your inner singer. Thats all you need for a great time at a karaoke bar. Karaoke is everywhere, but have you ever wondered where it came from?Karaoke originated in 1968 in Osaka, Japan and by definition it literally des

  • 04:42 Popular Material Magic - Making Diamonds: Crash Course Kids #40.2

    Material Magic - Making Diamonds: Crash Course Kids #40.2

    963 views / 1 likes - added

    Did you know we can actually make diamonds in a lab? It's true! We can! And this is both really good and really cool. In this episode of Crash Course Kids, Sabrina shows us how materials scientists have done just that and why it's so important. Watch More

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  • 04:37 Popular Material World: Crash Course Kids #40.1

    Material World: Crash Course Kids #40.1

    1,440 views / 0 likes - added

    So, we know what materials are, but can we make new materials? Or improve the materials we already have? In this episode of Crash Course Kids, Sabrina shows us how Material Scientists are working on these two things today. Also, your cell phone holds the

  • 03:37 Popular The Science Of Lunch: Crash Course Kids #15.2

    The Science Of Lunch: Crash Course Kids #15.2

    3,583 views / 2 likes - added

    Even an empty lunch sack is useful to science. You can examine it and come up with some traits. In this episode, Sabrina chats about things like malleability, hardness, conductivity, and magnetism. And all with lunch! This first series is based on 5th gra

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  • 05:28 Popular Let's Take A Hike: Crash Course Kids #30.1

    Let's Take A Hike: Crash Course Kids #30.1

    914 views / 2 likes - added

    Today we're going to take a hike up Mt. Kilimanjaro so we can talk about how the geosphere changes based on many different things. On the same mountain we can travel through many different habitats like rain forests, savannas, and moorlands. Let's take a

  • 03:31 Popular What's Matter? - Crash Course Kids #3.1

    What's Matter? - Crash Course Kids #3.1

    3,045 views / 12 likes - added

    Hey... what's matter? No no no, not what's THE matter. What's MATTER? In this episode of Crash Course Kids, Sabrina talks about what matter is and the three states of matter: Solid, Liquid, and Gas. She also does a quick experiment that you can do at home

  • 04:01 Popular Earth's Rotation & Revolution: Crash Course Kids 8.1

    Earth's Rotation & Revolution: Crash Course Kids 8.1

    1,511 views / 1 likes - added

    So, have you ever wondered why we have seasons? Or maybe where the sun goes when it's night time? *Hint: It doesn't actually go anywhere* In this episode of Crash Course Kids, Sabrina talks about the Earth's rotation and revolution and how these things co

  • 01:12 Popular How Long Is A Day On The Sun?

    How Long Is A Day On The Sun?

    856 views / 6 likes - added

    Thanks to everyone who supports MinutePhysics on Patreon! http://www.patreon.com/minutephysics Link to Patreon supporters here: http://www.minutephysics.com/supporters.html This video is about the definition of a day, and how it applies (or not) on the su

  • 30:54 Popular BUGS BUNNY HD 4K KIDS COLLECTION Vol. 1 | Looney Tunes & Merrie Melodies | Cartoons for Children

    BUGS BUNNY HD 4K KIDS COLLECTION Vol. 1 | Looney Tunes & Merrie Melodies | Cartoons for Children

    1,132 views / 2 likes - added

    Bugs Bunny Vol. 1 Collection contains four classic Looney Tunes cartoons for children. All cartoons have been remastered and restored in high definition ultra HD 4K (2160p) and closed captioned. Bugs Bunny is one of the most well known cartoon characters

  • 04:01 Popular Four Spheres Part 1 (Geo And Bio): Crash Course Kids #6.1

    Four Spheres Part 1 (Geo And Bio): Crash Course Kids #6.1

    1,564 views / 5 likes - added

    In this episode of Crash Course Kids, Sabrina talks about two of the four spheres that make up our planet; The Geosphere and the Biosphere. What's in these spheres? How do they affect us? How do they fit into the puzzle that is Earth? All is contained wit

  • 03:47 Popular A Change Of Scenery: Crash Course Kids #17.2

    A Change Of Scenery: Crash Course Kids #17.2

    4,371 views / 2 likes - added

    The world changes. It really does! But sometimes it changes so slowly that we don't notice it. Other times it changes REALLY FAST!!! In this episode of Crash Course Kids, Sabrina talks about some of the reasons things can change quickly or slowly. This fi

  • 01:21 Popular Teen Titans Go! | Shrimps And Prime Rib | Cartoon Network

    Teen Titans Go! | Shrimps And Prime Rib | Cartoon Network

    775 views / 1 likes - added

    Beast Boy is tasked to "take out" the robot guard so that he and the other Titans can gain access to the building, but his definition of "take out" is a little different than what the other Teen Titans had in mind... CN GAMES: http://bit.ly/CNGames SUBSCR

  • 04:26 Popular Severe Weather: Crash Course Kids #28.2

    Severe Weather: Crash Course Kids #28.2

    1,902 views / 5 likes - added

    So, what's the difference between "weather" and "severe weather"? Is it just how hard the wind is blowing? Is it just thunder and lighting? Well, it can be some or all of those things. In this episode of Crash Course Kids, Sabrina talks to us about what m

  • 03:43 Popular What On Earth: Crash Course Kids #10.1

    What On Earth: Crash Course Kids #10.1

    1,288 views / 2 likes - added

    We've already talked about how the Earth is divided into four spheres (The Hydrosphere, the Biosphere, the Geosphere, and the Atmosphere). But, how do these different sphere interact with each other? In this episode of Crash Course Kids, Sabrina chats wit

  • 05:24 Did the Big Bang Break the Laws of Thermodynamics? With Sean Carroll

    Did the Big Bang Break the Laws of Thermodynamics? With Sean Carroll

    521 views / 0 likes - added

    Why did the Universe have such low entropy at the start? Are the laws of physics consistent across the multiverse? Can we see evidence of other regions of the multiverse? Sean Carroll discusses thermodynamics and the Universe. Tell us what you think of us

  • 03:33 Popular Why No Polar Pineapples: Crash Course Kids #11.2

    Why No Polar Pineapples: Crash Course Kids #11.2

    1,070 views / 0 likes - added

    Plants are amazing. Really! Photosynthesis is an incredible thing. But it also means that some plants can't live everywhere. They need to get the right amount of sunlight for the right amount of time. In this episode of Crash Course Kids, Sabrina chats ab

  • 24:27 SpongeBob & Patrick = Friendship GOALS! | 20 Minute Compilation | SpongeBob

    SpongeBob & Patrick = Friendship GOALS! | 20 Minute Compilation | SpongeBob

    266 views / 1 likes - added

    SpongeBob and Patrick are the definition of goals when it comes to best friends. Whether they are hanging out and just walking around Bikini Bottom or living in their own imagination, these two just love each other's company. Check out some of their best

  • 03:55 Popular Wood, Water, And Properties: Crash Course Kids #15.1

    Wood, Water, And Properties: Crash Course Kids #15.1

    822 views / 1 likes - added

    Quick, think of three words to describe yourself. TIME'S UP! What did you think of? Chances are you thought of descriptive words that we call Properties. In this episode of Crash Course Kids, Sabrina talks about how properties help us understand objects.

  • 04:37 Popular Living Things Change: Crash Course Kids #41.1

    Living Things Change: Crash Course Kids #41.1

    1,313 views / 3 likes - added

    Have you ever heard of the Peppered Moth? It's a great example of how living things can change because their environment has changed. And it's not just them! There used to be giant insects roaming the world, but they got smaller through time because their

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  • 06:14 Popular Why It Is What Time It Is  (The History of Time)

    Why It Is What Time It Is (The History of Time)

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    A brief history of time… Don’t miss our next video! SUBSCRIBE! http://bit.ly/iotbs_sub ↓↓↓ More info and sources below ↓↓↓ How did we come up with our system of telling time? Why do we divide the day into 24 hour

  • 04:00 Popular Hunting For Properties: Crash Course Kids #9.1

    Hunting For Properties: Crash Course Kids #9.1

    787 views / 1 likes - added

    Remember pre-school? If not, IT WAS SO MUCH EASIER! But when you were stacking blocks and figuring out which block went into which shaped hole, you were learning about properties. In this episode of Crash Course Kids, Sabrina talks about what properties a

  • 04:06 Popular Weathering And Erosion: Crash Course Kids #10.2

    Weathering And Erosion: Crash Course Kids #10.2

    3,319 views / 10 likes - added

    In this episode of Crash Course Kids, Sabrina gives us a real world example of how the Hydrosphere and Geosphere affect each other in the form of Weathering and Erosion. Think of Weathering as the force that makes a mess and Erosion as the force that clea

  • 03:57 Popular Seasons And The Sun: Crash Course Kids 11.1

    Seasons And The Sun: Crash Course Kids 11.1

    2,241 views / 1 likes - added

    Updated with graphics fixed. Thanks for pointing that out! Ever wonder why we have seasons? A lot of people think it's because the Earth gets further away from the sun in winter, and closer in the summer. But, it's actually more interesting than that. In

  • 05:23 Popular Why Do People Pull Out Their Own Hair?

    Why Do People Pull Out Their Own Hair?

    729 views / 2 likes - added

    Between 2 and 4 percent of the population suffer from trichotillomania or hair pulling syndrome. What triggers this? Follow Ali on Twitter: https://twitter.com/AliMattu Read More: Trichotillomania: Hair-pulling Disorder http://www.mayoclinic.org/diseases-

  • 04:46 Popular Normal Stuff In Not-So-Normal Places: Crash Course Kids 46.2

    Normal Stuff In Not-So-Normal Places: Crash Course Kids 46.2

    814 views / 0 likes - added

    So, what happens to normal stuff (like water) when it goes to not so normal places? What happens if you take a glass of water to the top of Mt. Everest? Or Space? In this episode of Crash Course Kids, Sabrina shows us how matter is affected by different p

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  • 04:26 Popular Star Personalities: Crash Course Kids #25.2

    Star Personalities: Crash Course Kids #25.2

    739 views / 0 likes - added

    Down here, on Earth, if you look up at the night sky, it seems like all the stars up there look the same. Or maybe at least similar. But, it turns out that stars are very different and we shouldn't stereotype them. Some are bigger, some burn through their

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  • 04:20 Popular Oobleck And Non-Newtonian Fluids: Crash Course Kids #46.1

    Oobleck And Non-Newtonian Fluids: Crash Course Kids #46.1

    1,038 views / 1 likes - added

    Ever heard of Oobleck? How about Non-Newtonian fluids? Well, today Sabrina is going to show us that things can sometimes behave like a solid, and sometimes like a liquid depending on how much force is applied to them. In this episode of Crash Course Kids,

  • 03:50 Popular Part(icles) Of Your World: Crash Course Kids #3.2

    Part(icles) Of Your World: Crash Course Kids #3.2

    4,680 views / 6 likes - added

    Have you ever heard the phrase, "You look like a Million Bucks?" Well, you do... but you also look like a million particles. In this episode, Sabrina talks to us about matter and particles and that all matter is made up of particles. Also, she shows us ho

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  • 04:29 Popular The Great Aqua Adventure: Crash Course Kids #24.1

    The Great Aqua Adventure: Crash Course Kids #24.1

    882 views / 3 likes - added

    Water travels... a lot. In fact, the water cycle is amazing and takes water all over the planet by using evaporation, condensation, and precipitation. In this episode of Crash Course Kids, Sabrina shows us how the water cycle works and how you can create

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  • 30:49 Popular BUGS BUNNY & DAFFY DUCK KIDS COLLECTION 2 | Looney Tunes & Merrie Melodies | Cartoons for Children

    BUGS BUNNY & DAFFY DUCK KIDS COLLECTION 2 | Looney Tunes & Merrie Melodies | Cartoons for Children

    744 views / 0 likes - added

    Bugs Bunny & Daffy Duck Kids Collection 2 is a compilation with 4 classic Looney Tunes (Merrie Melodies) cartoons for children. All cartoons have been remastered and restored in high definition ultra HD 4K (2160p) and closed captioned. Bugs Bunny & Daffy

  • 10:12 Popular The Meaning Of Knowledge: Crash Course Philosophy #7

    The Meaning Of Knowledge: Crash Course Philosophy #7

    765 views / 0 likes - added

    On today’s episode...CATS. Also: Hank talks about some philosophy stuff, like a few of the key concepts philosophers use when discussing belief and knowledge, such as what defines an assertion and a proposition, and that belief is a kind of propositional

  • 29:05 Popular BUGS BUNNY & DAFFY DUCK KIDS COLLECTION 1 | Looney Tunes & Merrie Melodies | Cartoons for Children

    BUGS BUNNY & DAFFY DUCK KIDS COLLECTION 1 | Looney Tunes & Merrie Melodies | Cartoons for Children

    907 views / 1 likes - added

    Bugs Bunny & Daffy Duck Kids Collection 1 is a compilation with 4 classic Looney Tunes (Merrie Melodies) cartoons for children. All cartoons have been remastered and restored in high definition ultra HD 4K (2160p) and closed captioned. Bugs Bunny & Daffy

  • 03:58 Popular Landforms, Hey!: Crash Course Kids #17.1

    Landforms, Hey!: Crash Course Kids #17.1

    1,900 views / 8 likes - added

    If you look out your window, you'll probably notice a bunch of things; houses, streets... hopefully a tree. But beyond that you'll see things like mountains, rivers, volcanoes... well, hopefully not a volcano. These are landforms and they come in differen

  • 03:33 Popular Land And Water: Crash Course Kids #16.1

    Land And Water: Crash Course Kids #16.1

    1,215 views / 2 likes - added

    Remember Sol, the closest star to Earth? We like to call it The Sun and we haven't talked about it in a little while. One interesting thing about the energy we get from the sun is that it's not absorbed the same way by different materials. In fact, even a


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