Search Results: "policy debate articles"

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05:20 Popular
The Great Brain Debate - Ted Altschuler

748 views / 0 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/the-great-brain-debate-ted-altschuler Throughout history, scientists have proposed conflicting ideas on how the brain carries out functions like perception, memory, and movement. Is each of these tasks carried o
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Monetary And Fiscal Policy: Crash Course Government And Politics #48

823 views / 0 likes - added 8 years ago

Today, Craig is going to dive into the controversy of monetary and fiscal policy. Monetary and fiscal policy are ways the government, and most notably the Federal Reserve, influences the economy - for better or for worse. So we’re going to start by lookin
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Train for any argument with Harvards former debate coach | Bo Seo

172 views / 0 likes - added 1 year ago

Train for any argument with Harvards former debate coach, Bo Seo.Subscribe to Big Think on YouTube https://www.youtube.com/channel/UCvQECJukTDE2i6aCoMnS-Vg?sub_confirmation=1Up next, Harvard negotiator explains how to argue https://youtu.be/IDj1OBG5TpwBo
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Monetary and Fiscal Policy

487 views / 0 likes - added 9 years ago

Basic mechanics of monetary and fiscal policy More free lessons at: http://www.khanacademy.org/video?v=ntxMOKXHlfo
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The Articles Of Confederation Explained In One Minute

701 views / 0 likes - added 8 years ago

Betcha I can explain the Articles of Confederation in one minute. Check out the longer version here, https://www.youtube.com/watch?v=QQtJNK5_8Uk
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Tax Lever of Fiscal Policy

457 views / 0 likes - added 9 years ago

How government can effect aggregate demand through tax policy More free lessons at: http://www.khanacademy.org/video?v=BRXBCxKjiK8
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Definite And Indefinite Articles | Modifiers | The Parts Of Speech

1,274 views / 0 likes - added 8 years ago

'A' and 'an' are the indefinite articles of English; 'the' is the definite article. David explains what that means!
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Intro To Articles | Modifiers | The Parts Of Speech

1,051 views / 0 likes - added 8 years ago

Articles—words like the, a, and an—are special adjectives we use to indicate whether a noun is specific or not specific. David, Khan Academy's resident grammarian, explains.
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Foreign Policy: Crash Course Government And Politics #50

2,181 views / 1 likes - added 8 years ago

Today Craig finishes up our series on U.S. Government and Politics by talking about both the least and most important aspect of government: foreign policy. Foreign policy is important because it has the potential to affect the largest number of people, bu
13:04 Popular
The Constitution, the Articles, and Federalism: Crash Course US History #8

1,077 views / 3 likes - added 9 years ago

In which John Green teaches you about the United States Constitution. During and after the American Revolutionary War, the government of the new country operated under the Articles of Confederation. While these Articles got the young nation through its wa
09:25 Popular
What's All The Yellen About? Monetary Policy And The Federal Reserve: Crash Course Economics #10

761 views / 0 likes - added 8 years ago

This week on Crash Course Economics, we're talking about monetary policy. The reality of the world is that the United States (and most of the world's economies) are, to varying degrees, Keynesian. When things go wrong, economically, the central bank of th
07:21 Popular
The Great Snake Debate

771 views / 3 likes - added 6 years ago

90 million years ago, an ancient snake known as Najash had...legs. It is by no means the only snake to have limbs either. But what’s even stranger: we’re not at all sure where it came from. Produced in collaboration with PBS Digital Studios: http://youtub
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Social Policy: Crash Course Government And Politics #49

1,998 views / 2 likes - added 8 years ago

Today, Craig is going to talk about social policy - in the United States this means achieving one of three goals: protecting Americans from risk, promoting equal opportunity, or assisting the poor. Many Americans strongly believe in individualism, that is
11:54 Popular
Fiscal Policy And Stimulus: Crash Course Economics #8

1,206 views / 0 likes - added 8 years ago

In which Jacob and Adriene teach you about the evils of fiscal policy and stimulus. Well, maybe the policies aren't evil, but there is an evil lair involved. In this episode we learn how government use taxes and spending influence the economy. Sometimes t
04:54
The Brown Dwarf Debate

420 views / 0 likes - added 5 years ago

Thanks to NASA's James Webb Space Telescope (JWST) project and the Space Telescope Science Institute for supporting this video. This video is about the line between Brown dwarfs and gas giant planets (aka super Jupiter's): does it exist? Is it the deuteri
21:38
Risking My Life To Settle A Physics Debate

243 views / 0 likes - added 3 years ago

Everyone will say this craft breaks the laws of physics. This video is sponsored by Kiwico, For 50% off your first month of any subscription crate from KiwiCo (available in 40 countries!) head to https://www.kiwico.com/Veritasium50 A HUGE thanks to Rick a
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Honesty isn't always the best policy | The Words | Gumball | Cartoon Network

104 views / 0 likes - added 11 months ago

Click to watch more of The Amazing World of Gumball - https://www.youtube.com/watch?v=Fu2BjEH4u84&list=PL77ED97B132C66551Gumball, the amusing blue cat with a giant head and his best buddy Darwin, a pet goldfish who sprouted legs, step up the hilarity and
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I bought 1000 meters of wire to settle a physics debate

172 views / 0 likes - added 2 years ago

I constructed the Veritasium electricity thought experiment in real life to test the result. If you were watching my community posts a month ago, the day that Derek over on Veritasium posted his video about electricity misconceptions, you saw me obsess ov
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Quantum Entanglement and the Great Bohr-Einstein Debate | Space Time | PBS Digital Studios

579 views / 0 likes - added 7 years ago

For those of you in New York City you can check out Matt live at PBS Nerd Night at the NYC YouTube Space on Thursday night September 22nd. Hope to see you there. to.pbs.org/nerdnight Albert Einstein strongly disagreed with Niels Bohr when it came to Bohr’
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I Rented A Helicopter To Settle A Physics Debate

174 views / 0 likes - added 2 years ago

The story of a controversial physics question on the qualifying exam for the 2014 US Physics Olympiad team. How does a uniform cable beneath a helicopter hang? Visit https://SimpliSafe.com/veritasium to learn more and to get at least 30% off your SimpliSa
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The Viral Origins of the Placenta

240 views / 0 likes - added 4 years ago

During an ancient viral infection, a protein was embedded into the human genome, allowing the placenta to develop as it has.This animation was produced by Diana Gradinaru, supported by the Genetics Society in celebration of their 100th anniversary in 2019
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Should Homework be Banned? | Is Homework Beneficial? | Should students have homework?

646 views / 5 likes - added 2 years ago

In this debate, we look at two sides of the debate about whether homework should be banned in schools. We start with looking at our hypothetical character named Aubrey and how she has a very full plate, with everything from her social life to the responsi
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Pastry Chef Attempts to Make Gourmet Twix | Gourmet Makes | Bon Apptit

459 views / 0 likes - added 4 years ago

Twix. Theyve been at the heart of a debate that goes back more than five decades. Lines have been drawn so intractable that friendships, relationships, even nations have been ruined. Who could forget the Great Twix Battle between the UK and Finland in 198
A swimming dinosaur: The tail of Spinosaurus

232 views / 1 likes - added 2 years ago

A new fossil of one of the most unusual dinosaurs, Spinosaurus aegyptiacus, suggests it was a swimming predator powered by a fin-like tail. The find comes after decades of debate on how much of its life Spinosaurus would have spent in the water, and how r
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Cathode Rays Lead to Thomson's Model of the Atom

667 views / 0 likes - added 3 years ago

In the mid 1800's scientists successfully passed an electric current through a vacuum in a glass tube. They saw a glow from the tube that seemed to emanate from the negatively charged plate called the cathode. Since scientists didn't know what the glow wa
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Where Did Viruses Come From?

647 views / 0 likes - added 5 years ago

Try CuriosityStream today: http://curiositystream.com/eons There are fossils of viruses, of sorts, preserved in the DNA of the hosts that they’ve infected. Including you. This molecular fossil trail can help us understand where viruses came from, how they
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Party Systems: Crash Course Government And Politics #41

681 views / 0 likes - added 8 years ago

Today, Craig is going to dive into the history of American political parties. So throughout most of United States history our political system has been dominated by a two-party system, but the policies and the groups that support these parties have change
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Liberty's Kids 126 - Honor and Compromise with Hamilton & Lee | History Videos For Kids

1,231 views / 3 likes - added 4 years ago

"Lee, you will never agree with meBut believe me, these young men dont speak for meThank you for your service" - George Washington to Charles Lee, Hamilton the musical, Lin-Manuel MirandaThe States struggle to unite politically before the arrival of the F
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What Pizza Is Like Around the World

321 views / 0 likes - added 3 years ago

Were all grown-ups here. Or very mature children. Which means we can debate exactly what should go on a pizza without descending into chaos, right? Well, well see. In the latest episode of Around the World, we take a look at how pizza is prepared by seven
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Ri Christmas Lectures 2010 - Quantum Levitation

98 views / 0 likes - added 1 year ago

Lecture 3 - Why Are Mountains So Small?Is it possible to escape gravity? Tune in to find out...The first time Mark got into the harness to defy gravity it was unfortunately too tight in key places!The Ri is on Twitter: http://twitter.com/ri_scienceand Fac
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Christmas Lectures 2011: The Stroop Test

110 views / 0 likes - added 1 year ago

The Stroop Test involves reading the colour of words rather than the word itself. This is difficult in people who have damaged their frontal lobes because this part of the brain controls behaviour. This clip is part of the Christmas Lectures 2011 presente
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Why the US national anthem is terrible — and perfect

438 views / 0 likes - added 5 years ago

Vox's Estelle Caswell and Joss Fong debate "The Star Spangled Banner" Subscribe to our channel! http://goo.gl/0bsAjO When Francis Scott Key attached his poem about the War of 1812 to a popular British song called "To Anacreon in Heaven," he kicked off ove
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Richard Dawkins - CHRISTMAS LECTURES 1991 - Growing up in the Universe

108 views / 0 likes - added 1 year ago

The world-famous evolutionary biologist Richard Dawkins presents the Royal Institution CHRISTMAS LECTURES in 1991. Original broadcast live on the BBC, the series explored "our own growing knowledge of how life grows up in the universe."This is the first l
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2012 Christmas Lectures - Burning a Diamond

112 views / 0 likes - added 1 year ago

Dr Peter Wothers is assisted by Nobel prize winner Sir Harry Kroto. Subscribe for regular science videos: http://bit.ly/RiSubscRibeThe Ri is on Twitter: http://twitter.com/ri_scienceand Facebook: http://www.facebook.com/royalinstitutionand Tumblr: http://
05:23
What to Do About Space Debris?

407 views / 0 likes - added 6 years ago

There are over 18,000 artificial objects tracked orbiting our planet. How did they get there and how do we get rid of them? Hugh Lewis explains the problem of space debris. Subscribe for regular science videos: http://bit.ly/RiSubscRibe The Ri is on Twitt
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Christmas Lectures 2011: Can you see anything strange?

94 views / 0 likes - added 1 year ago

The Croydon Juggling Club do a fantastic demonstration and Professor Bruce Hood asks the audience to count how many times the orange baton. Can you count how many? Do you notice anything else?This clip is part of the Christmas Lectures 2011 presented by P
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Brann the Clever Raven - 2017 CHRISTMAS LECTURES

481 views / 0 likes - added 6 years ago

Crows are known as some of the best problem solvers of the animal kingdom. In this clip from the 2017 CHRISTMAS LECTURES, Sophie Scott sets Brann the raven a tough puzzle. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lect
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Q&A - Einstein's Greatest Mistake - with David Bodanis

468 views / 0 likes - added 7 years ago

Would you rather meet Einstein when he was young or old? Will any of today's scientists be remembered like he was? David Bodanis answers questions from the audience after his talk. Watch the full lecture here: https://www.youtube.com/watch?v=zpTUjb-iKf4 S
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Chemical Curiosities: Surprising Science and Dramatic Demonstrations - with Chris Bishop

113 views / 0 likes - added 1 year ago

Professor Chris Bishop, presenter of the 2008 Royal Institution Christmas Lectures, leads us through a spectacular tour of the curious, and sometimes surprising, world of chemistry.Please help us transcribe this lecture: http://www.youtube.com/timedtext_v
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Christmas Lectures 2012 - Lighting a fire in 15% Oxygen

82 views / 1 likes - added 1 year ago

As part of Lecture One of his 2012 Christmas Lectures, 'The Modern Alchemist', Dr Peter Wothers visits a research lab near Cambridge where they are investigating new fire prevention technologies.Normal air contains 21% Oxygen. Will Peter be able to light
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Why Doesn't the Earth Fall into the Sun? - Monthly Mailbag #7

570 views / 0 likes - added 6 years ago

Where does the Earth's angular momentum come from? Why do all planets move in the same direction? How did the solar system form in the first place? Jon answers questions from the comments. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Ch
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Ri Christmas Lectures 2010 - Iron and Fireworks

103 views / 0 likes - added 1 year ago

Lecture 2 - Why Chocolate Melts and Jet Engines Don'tWhy does an iron rod just heat up in a bunsen burner flame whilst iron filling produce fireworks?We got in a pyrotechnics specialist for this one. It was definitely the biggest Bunsen burner anyone at t
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How do Microbes Survive in Stomach Acid? - Monthly Mailbag #12

1,011 views / 0 likes - added 6 years ago

There is increasing evidence on how our gut microbiome plays an integral role in our overall health, but how do microbes even survive the stomach when the acids and enzymes attack everything that reaches it? Jon answers questions from the comment section.
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Christmas Lectures 2011: Bruce Hood demonstrates the kanizsa illusion

94 views / 0 likes - added 1 year ago

Professor Bruce Hood demonstratse the kanizsa illusion on the audience. The kanizsa illusion , named after the psychologist Gaetano Kanizsa, shows how our brain can create the illusion that an object exists when sections of a shape is removed. This clip i
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Why is Norway Rising? - Christmas Lectures with James Jackson

339 views / 0 likes - added 3 years ago

Subscribe for regular science videos: http://bit.ly/RiSubscRibeThe Ri is on Patreon: https://www.patreon.com/TheRoyalInstitutionand Twitter: http://twitter.com/ri_scienceand Facebook: http://www.facebook.com/royalinstitutionand Tumblr: http://ri-science.t
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Government Spending and the IS-LM model

513 views / 0 likes - added 9 years ago

How a change in fiscal policy shifts the IS curve More free lessons at: http://www.khanacademy.org/video?v=pzQnc_0eZA8
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Can Blind Birds Navigate? - Monthly Mailbag #8

470 views / 0 likes - added 5 years ago

Do birds needs eyes to navigate? Can pigeons use the Earth's magnetic field for homing? Jon answers questions from the comments. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Check out the original talk by Jim Al-Khalili that sparked the
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Laryngoscopy of an Opera Singer - 2017 CHRISTMAS LECTURES

575 views / 0 likes - added 6 years ago

With the help of a specialist doctor and an opera singer, Sophie Scott investigates how the different parts of the voice box come together to create the human voice. Watch the full lecture here: https://youtu.be/MbvoQoOn2YE Link to the site the monkey poi
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What Did Sharks Look Like 450 Million Years Ago?

1,719 views / 12 likes - added 7 years ago

Sharks have survived through 5 mass extinctions! Find out how they've evolved throughout millions of years. How Can We Stop Sharks From Going Extinct? - http://bit.ly/25BYSU6 Sign Up For The Seeker Newsletter Here - http://bit.ly/1UO1PxI Read More: Spiral
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Christmas Lectures 2011: Change Blindness

99 views / 0 likes - added 1 year ago

Professor Bruce Hood shows an audience an images which changes with every blink, yet the audience fail to see big changes such as a disappearing tree and car. This is called change blindness. Everytime your eye blinks, your brain doesn't notice anything d
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Christmas Lectures 2011: Einstein Hollow Mask

98 views / 0 likes - added 1 year ago

Professor Bruce Hood shows an illusion which involves a sculpted face, but instead of the usual convex human face of a sculpture, the sculpture is flipped and we're shown the inside of the face but human brains find it hard to recognise it is convex until
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Q&A - Why Dirt and Microbes Could Be Good for Us - with B Brett Finlay

492 views / 0 likes - added 6 years ago

How does drinking alcohol affect your gut bacteria? How can you boost gut microbiota? B Brett Finlay answers questions after his talk. Watch the full talk here: https://youtu.be/xlEFI5A3QFM Subscribe for regular science videos: http://bit.ly/RiSubscRibe B
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The Chemistry of Heavy Water, Argon & Flamingos – Monthly Mailbag #6

676 views / 0 likes - added 6 years ago

Can you drink a whole glass of heavy water? What is Argon used for? Do flamingos have red and blue pigment in their feathers? Jon answers questions from the comments. Subscribe for weekly science videos: http://bit.ly/RiSubscRibe Watch the original films!
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Christmas Lectures 2011: Shrinking and Growing; The Ames Room

93 views / 0 likes - added 1 year ago

Reality is created by the brain and uses past experiences to make sense of the world. But Professor Bruce Hood shows things are not always what they seem and demonstrates this with the Ames room and the Ponzo illusion. Bruce shows the brain is decieved by
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How To Make Bath Bombs

721 views / 1 likes - added 5 years ago

Bath bombs are surprisingly simple to make. Using just citric acid powder, bicarbonate of soda and water, you produce that vigorous fizzing reaction. Subscribe for regular science videos: http://bit.ly/RiSubscRibe --- A very special thank you to our Patre
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The Hollow Mask Illusion - ExpeRimental Extra! [NO AUDIO]

448 views / 0 likes - added 7 years ago

As Einstein rotates, what do you see? Does the face point towards you, or sink away? Use this video as a starting point for a great activity with kids, making their own 'hollow masks': https://youtu.be/0gCcWBnChVA For more science experiments to do at hom
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Q&A - The Physics of Life: How Water Folds Proteins - with Sylvia McLain

597 views / 0 likes - added 6 years ago

Can we predict protein folding? How do you trap proteins? Sylvia McLain answers questions from the audience. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full talk here: https://youtu.be/SaSntOkK-Vk Sylvia McLain is a Research
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Christmas Lectures 2012 - Worth your Weight in Gold

104 views / 0 likes - added 1 year ago

Dr Peter Wothers weighs a volunteer from the 2012 Christmas Lectures audience with 24 carat pure gold. Finding himself a little short of the right amount, he calls in help from famous chemist Sir Harry Kroto and his gold Nobel Prize medal (awarded in 1996
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What is special relativity?

528 views / 0 likes - added 6 years ago

If everything in the universe moved at the speed of light, would time exist? This is the question that Jon is puzzling over at this month's edition of Monthly Mailbag. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Does time slow down for
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Politics and native relations in the New England colonies

577 views / 0 likes - added 6 years ago

Although the New England colonies differed from the Chesapeake colonies in their economies and environments, both regions shared forms of government that were unusually democratic for the time period, as well as a policy of excluding Native Americans from
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The Magic of Chemistry - with Andrew Szydlo

340 views / 1 likes - added 4 years ago

Subscribe for more science videos :http://bit.ly/RiSubscRibe Help us transcribe this lecture: http://www.youtube.com/timedtext_video?v=0g8lANs6zpQ If you were able to make a substance change colour, or turn from a solid to a liquid, would that be magic? A
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Schoolhouse Rock - ''The Great American Melting Pot''

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

Music & lyrics by Lynn Ahrens. Vocals by Lori Lieberman. ABC-TV, 1977 It's interesting to watch this video in light of modern debates on immigration and cultural assimilation. I remember watching this cartoon as a kid and then hearing many years later in
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03:46
How Is Black Fire Made?

573 views / 0 likes - added 5 years ago

Sodium flames can appear black in the light of a sodium lamp. Natasha explains the physics behind it. Subscribe for regular science videos: http://bit.ly/RiSubscRibe --- A very special thank you to our Patreon supporters who help make these videos happen,
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How to Make a Simple Battery

500 views / 0 likes - added 5 years ago

The first ever electrical battery used just copper, zinc and brine-soaked cardboard. Dan Plane shows you how to build your own. Subscribe for regular science videos: http://bit.ly/RiSubscRibe --- A very special thank you to our Patreon supporters who help
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The Double Slit Experiment - Monthly(ish) Mailbag #4

590 views / 0 likes - added 7 years ago

Jim Al-Khalili’s explanation of the double slit experiment sparked lots of questions: Jon has the answers. Would the double slit experiment work with sand? Does the detector need to make some physical signal? Does it mean that things can be in two places
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Ape Communication - CHRISTMAS LECTURES 2017

552 views / 0 likes - added 6 years ago

Apes can learn human sign language but how do they communicate with each other in the wild? Sophie Scott and Cat Hobaiter investigate in this clip from the 2017 Christmas Lectures. Watch the full lecture: https://youtu.be/5aSfMh9ittI Subscribe for regular
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What Happens Inside a Proton Collision? - with James Beacham

789 views / 0 likes - added 5 years ago

Proton collisions are not like car crashes because quantum is weird. Subscribe for regular science videos: http://bit.ly/RiSubscRibe In this clip from his lecture on particle physics, James Beacham explains why proton collisions observed in a particle acc
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What Eclipses Have Done for Science

475 views / 0 likes - added 6 years ago

Eclipses have been aiding scientists throughout history, from helping measure the width of the Atlantic ocean and verifying Einstein's theory of general relativity, to allowing NASA to attempt a thermal mapping of Mercury. Subscribe for regular science vi
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What We Eat Matters - by Giles Yeo

383 views / 0 likes - added 6 years ago

Is a calorie a calorie? Does it matter if we eat corn or corn syrup? Giles Yeo explains the nutritional difference between different foods and why it matters. Watch the full talk: https://youtu.be/pOJYTMe_bp4 Calories in have to be less than calories out
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When Will COVID End?

172 views / 2 likes - added 2 years ago

Coming up on two years of the Coronavirus pandemic, how much longer will it last? Is it like the Spanish flu or will it never go away? Join our science mailing list: https://bit.ly/34fWU27 FOLLOW US! Instagram: https://instagram.com/asapscience Facebook:
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Why Dirt and Microbes Could Be Good for Us - with B Brett Finlay

506 views / 0 likes - added 6 years ago

B Brett Finlay discusses whether we have taken our war on germs a step too far. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Although hygiene and antibiotics have overall improved our health, we might have taken our war against germs to
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War&Human Nature: Crash Course World History 204

925 views / 2 likes - added 9 years ago

In which John Green teaches you about war! Specifically, John talks about whether humanity is naturally warlike, hard-wired to kill, or if perhaps war is a cultural construct. John will talk about the Hobbes versus Rousseau debate, the effects that war ha
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Why Do Young People Get Gray Hair? #shorts #education

100 views / 0 likes - added 1 year ago

Gray hair? Don't care! Well, actually, I care about explaining why people get it!Watch more: Dear Blocko #32 https://www.youtube.com/watch?v=vfVZevgmV14Meet the Life Noggin Team!Director/Voice - Pat Graziosi: http://twitter.com/PatGraziosi Executive Produ
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What is Consciousness?

473 views / 0 likes - added 5 years ago

Where is it? Can it be measured? Replicated? Created? Marcus du Sautoy puzzles the problem of consciousness. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Brain imagining techniques have shown that our minds work differently when we're a
RETRACTED: The bird in amber: A tiny skull from the age of dinosaurs

140 views / 0 likes - added 2 years ago

The paper covered in this video has been retracted and the contents of this video are incorrect. New evidence suggests that the specimen might actually be a lizard, and not a bird-like dinosaur.Read more in this article. https://www.nature.com/articles/d4
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A brief history of graffiti - Kelly Wall

1,164 views / 2 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/a-brief-history-of-graffiti-kelly-wall Spray-painted subway cars, tagged bridges, mural-covered walls – graffiti pops up boldly throughout our cities. And it turns out: it’s nothing new. Graffiti has been around
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Neuroscientist Explains the Laurel vs. Yanny Phenomenon | WIRED

531 views / 0 likes - added 6 years ago

The Laurel vs. Yanny debate is taking the internet by storm. WIRED's Louise Matsakis speaks with Tyler Perrachione, PhD, about why certain people hear Laurel when playing the now-infamous audio clip and others hear Yanny. Still haven’t subscribed to WIRED
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Science and Fire and Cake

216 views / 0 likes - added 3 years ago

To celebrate us reaching a mind bending one million subscribers, we asked our friends Mike and Dave if they could cook up something special for us all. We only insisted that there be cake. And science.00:00 - Introduction00:30 - Making liquid oxygen02:58
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Why do Shower Curtains Billow Inwards? - Monthly Mailbag #13

392 views / 0 likes - added 6 years ago

For his last ever Mailbag, Jon tries to get to the bottom of the mystery of why shower curtains seem to want to grab you when you have a shower. Subscribe for regular science videos: http://bit.ly/RiSubscRibe We've all been there. You're trying to have a
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Are Microbes Good or Bad for Humans?

331 views / 0 likes - added 4 years ago

Where is the line between good and bad microorganisms and why do we seem to know so much more about the bad ones? Follow Journey to the Microcosmos:Twitter: https://twitter.com/journeytomicroFacebook: https://www.facebook.com/JourneyToMicroMore from Jams
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The Chemistry of Fire and Gunpowder - with Andrew Szydlo

540 views / 0 likes - added 6 years ago

Andrew Szydlo gives a spectacular demo-filled talk of explosive science using gunpowder, energetic reactions and quite a few flames. Subscribe for regular science videos: http://bit.ly/RiSubscRibe The talk was filmed on the eve of Bonfire Night, also know
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Sign Language in a Mirror - with Charles Stirling

896 views / 0 likes - added 6 years ago

Is sign language left or right handed? Can it be mirrored without losing its message? Charles Stirling seeks answers to these questions in the 1992 CHRISTMAS LECTURES "Our World Through the Looking Glass". Subscribe for regular science videos: http://bit.
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What Is CRISPR & How Could It Edit Your DNA?

888 views / 0 likes - added 8 years ago

Gene-editing tool CRISPR is everywhere in the news, but what is it and could it eliminate disease? Sign Up For The TestTube Newsletter Here ►►►► http://bit.ly/1myXbFG Should We Make Designer Babies? ►►►►http://bit.ly/1WbDT5s Read More: CRISPR: A game-chan
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Liquid Water On Mars

857 views / 0 likes - added 8 years ago

Today, NASA announced that there is...occasionally...flowing, liquid water on the surface of Mars. What?! Surf Mars shirt: http://store.dftba.com/products/surf-mars-shirt Surf Mars poster: http://store.dftba.com/products/surf-mars-poster Water on Mars pos
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DemDebate Secret Video: What The U.S. Promised In Paris

623 views / 1 likes - added 8 years ago

NBC & YouTube actually asked us to make TWO videos for the Democratic Presidential Debate on January 17th, 2016. Here’s the video that DIDN’T get shown at the debate. Our video that was shown: https://youtu.be/vbE5PSu-p0s Watch the whole debate: https://w
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How to Measure the Speed of Light with Marshmallows - Christmas Lectures with Neil Johnson

100 views / 0 likes - added 1 year ago

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
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How to Make a Fire Tornado (A Wee One)

816 views / 0 likes - added 5 years ago

Fire tornadoes occurring in nature look cool but are terrifying and very dangerous. We made one on a smaller scale - still cool, less AAAARGH. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Dan knows of two ways of building a tabletop fir
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The Physics of Life: How Water Folds Proteins - with Sylvia McLain

940 views / 0 likes - added 6 years ago

Sorry about the audio problems for the first 30 seconds or so - stick with it, it levels out soon. Proteins are arguably the most important biological components in any living creature but only now are we beginning to look into the role water plays in the
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Why Are Stem Cells So Important?

1,595 views / 1 likes - added 8 years ago

Stem cell research is still very controversial, so why do we want to use stem cells in the first place? Why are they so useful, and what can they do? Read More: Researchers Grow Tiny Beating Human Hearts From Stem Cells http://www.popsci.com/researchers-g
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01:27
The Crazy Secrets of the Cashew (Why Cashews Are Never Sold in Their Shells)

511 views / 0 likes - added 7 years ago

Cashews have many secrets. Why aren't they sold in their shells? Are they ever really raw? (Spoiler alert: no!) What's this "cashew apple" you've heard about?? We take a quick dive into the world of cashew processing. HELP US MAKE THESE VIDEOS: http://bit
02:29
Using a Cell Phone in 1985 - with David Pye

478 views / 0 likes - added 6 years ago

The first commercially available mobile phone went on sale in 1984 – and cost around $4000. In this clip from the 1985 CHRISTMAS LECTURES 'Communicating', David Pye demonstrates the power of this (then) brand new technology on an unsuspecting member of th
02:45
How We Learn to Interpret Speech - Charles Taylor

490 views / 0 likes - added 6 years ago

Balloons are fun at parties, but with a bit of work, you can also make them talk. In this clip from the 1989 CHRISTMAS LECTURES, Charles Taylor demonstrates what 'talking' balloons can tell us about how we process and understand speech. Subscribe for regu
02:27
Moss Graffiti - Sick Science! #100

257 views / 1 likes - added 3 years ago

Graffiti is an oft discussed topic of debate in the modern world. While some consider graffiti a nuisance, others consider it street art. With that debate still raging, we suggest performing the Moss Graffiti experiment on a wall or piece of particle boar
02:40 Popular
Levitating pumpkins! Halloween science

708 views / 0 likes - added 6 years ago

"And the cursed pumpkin rose up from the earth, carried to the sky by the spirits of All Hallows' Eve." Or in other words, Andy put a superconductor in a pumpkin and levitated it on a magnetic track. Subscribe for regular science videos: http://bit.ly/RiS
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01:45
Chameleon Communications - with Sir Colin Blakemore

477 views / 0 likes - added 6 years ago

Chameleons are well known for being able to change their body colour to blend in with their surroundings. They can however also use this ability to communicate with other chameleons. In this clip from the 1982 CHRISTMAS LECTURES "Common sense", Sir Colin
10:59
Climate change: Yep, still happening

517 views / 0 likes - added 7 years ago

Ten years after Al Gore's movie, the climate debate in the US has devolved into nonsense. Subscribe to our channel! http://goo.gl/0bsAjO Vox.com is a news website that helps you cut through the noise and understand what's really driving the events in the
01:13
The Phone Book from 1880 - with Gareth Roberts

407 views / 0 likes - added 6 years ago

In 1880, there were so few telephones in London that it was possible for '1' to be your phone number. In this clip from the 1988 CHRISTMAS LECTURES "The home of the future", Gareth Roberts takes a look at a small, red book – the London telephone directory
54:25
How the Tyrannosaurs Ruled the World – with David Hone

505 views / 0 likes - added 6 years ago

How did the Tyrannosaurus Rex and it's kind come to dominate their prehistoric world? Palaeontologist Dr David Hone explores the evolution, ecology and behaviour of these amazing dinosaurs, and explains what Jurassic Park got wrong. Watch the Q&A here: ht
03:47
How does GPS work? - Christmas Lecture with Neil Johnson

91 views / 0 likes - added 1 year ago

Neil Johnson shows how Global Positioning System devices use satellites and atomic clocks to work out your location.Subscribe for regular science videos: http://bit.ly/RiSubscRibeWatch the full first lecture of the series: http://www.rigb.org/christmas-le
04:38 Popular
Liquid Metal Embrittlement - Gallium vs. Aluminium

881 views / 0 likes - added 5 years ago

Bringing gallium and aluminium together has some interesting and occasionally rather explosive results, as Dan found out in this little tale from the prep room. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Liquid metal embrittlement is
01:38
Sooty Birds Share Dirt on Air Pollution [60 Second Specimens]

629 views / 0 likes - added 5 years ago

Every specimen has a story; these dirty birds helped scientists answer questions about levels of air pollution in the United States over a period of 135 years. More 60 Second Specimen stories: https://www.youtube.com/playlist?list=PLL8_5VpX9Txpke4mWgBrsHV
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Can All The Universes Fit In The Multiverse? - with Sean Carroll

289 views / 0 likes - added 4 years ago

Getting your head around the implications of the many worlds theory can be an almost incomprehensible task.Subscribe for regular science videos: http://bit.ly/RiSubscRibeIn this short clip from the Q&A following his talk on quantum mechanics, theoretical
07:04
Wave-Particle Duality Explained with Double Slit Experiments - Christmas Lectures with Neil Johnson

93 views / 0 likes - added 1 year ago

Neil Johnson demonstrates how light behaves both as a wave and as a particle using a series of double slit experiment setups. Watch the full fifth lecture of the series: http://www.rigb.org/christmas-lectures/watch/1999/arrows-of-time/shaping-the-future?u
03:11
Exploding Acetylene Pumpkins! Halloween Science

604 views / 0 likes - added 6 years ago

What would Halloween be without exploding pumpkins? In order to not find out, we enlisted Dan Plane, our resident pumpkin exploder, to investigate the explosive power of acetylene. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Calcium ca
02:13
What is Loop Quantum Gravity - with Carlo Rovelli

596 views / 0 likes - added 5 years ago

Quantum particles exist in space-time, but quanta of gravity are different - they are woven together to make space time itself. Subscribe for regular science videos: http://bit.ly/RiSubscRibe In this short clip from his talk on the Physics and Philosophy
05:57
The real reason streetcars are making a comeback

427 views / 0 likes - added 6 years ago

It’s mostly about economic development. Subscribe to our channel! http://goo.gl/0bsAjO Starting in the late 20th century, modern streetcar proposals started rippling across municipalities in the United States. They’re touted as infrastructure carrying ben
04:00
What is Symmetry in Physics? With Tara Shears

614 views / 0 likes - added 6 years ago

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
05:47 Popular
How To Make a Hollow Mask Illusion - Psychology for Kids - ExpeRimental #22

992 views / 0 likes - added 7 years ago

Baffle your brain with the famous 'hollow mask illusion', and experiment with how it works by making your own. Watch the Einstein mask illusion: https://youtu.be/pH9dAbPOR6M Send us a photo of your masks, and you could win £100! http://www.rigb.org/famili
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03:59 Popular
Liquid Nitrogen and the Leidenfrost Effect

734 views / 0 likes - added 5 years ago

Why do scientists and demo presenters often choose not to wear protective gloves when handling liquid nitrogen? This is due to a little nifty phenomenon called the Leidenfrost effect. Subscribe for regular science videos: http://bit.ly/RiSubscRibe The Lei
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Artificial Intelligence, the History and Future - with Chris Bishop

879 views / 0 likes - added 7 years ago

Chris Bishop discusses the progress and opportunities of artificial intelligence research. Subscribe for weekly science videos: http://bit.ly/RiSubscRibe The last five years have witnessed a dramatic resurgence of excitement in the goal of creating intell
06:16 Popular
Explaining Thermodynamics - Monthly(ish) Mailbag #3

887 views / 0 likes - added 7 years ago

Jon answers questions from the comments sections, all about thermodynamics. What actually powers a ‘perpetual’ dippy bird (0:29)? Are there any non-transitive systems (1:33)? How does NASA’S EM drive work if it breaks the first law of thermodynamics (2:45
04:42
Visualising Resonance - Christmas Lectures with Leonard Maunder

645 views / 0 likes - added 5 years ago

What does resonance look like? Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full third lecture of the series: http://rigb.org/christmas-lectures/watch/1983/machines-in-motion/vibration?utm_source=youtube&utm_medium=social&utm_
59:24
We Need to Talk About Physics - with Helen Czerski

451 views / 0 likes - added 6 years ago

Helen Czerski explores the everyday oddities that shed light on some of the most important science of our time. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the Q&A here: https://youtu.be/nAWHJViVfcU When we hear about physics, we
02:11
Mimicry vs Language - with Sir David Attenborough

553 views / 0 likes - added 6 years ago

Some animals have the physical equipment to mimic human speech, but that doesn’t mean they have the brain to understand human language. In this clip from ‘The language of animals’ (1973) Sir David Attenborough chats with a greater Indian hill myna. Subscr
46:56 Popular
The Microbes Within Us - with Ed Yong

1,048 views / 0 likes - added 7 years ago

Ed Yong explores the tens of trillions of microbes swarming around your body, diving into the microbiome and the grand view of life it provides. Watch the Q&A: https://youtu.be/K4GBVDn_Ldg Subscribe for regular science videos: http://bit.ly/RiSubscRibe Yo
07:26
A Boy, a Robot and a Buzz Wire - Christmas Lectures with Leonard Maunder

525 views / 0 likes - added 5 years ago

Robots are remarkably good at some things that humans are not naturally so adept at. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full fourth lecture of the series: http://www.rigb.org/christmas-lectures/watch/1983/machines-in
03:19
Zombie Cells Are Hiding in Your Body, Could Killing Them Stop Aging?

612 views / 0 likes - added 6 years ago

After killing senescent “zombie” cells in mice, researchers were able to extend the mice’s lives by 25%. But what are these hidden cells? Is Young Blood The Secret To Eternal Youth? - https://youtu.be/CTNTfjbG14Y Read More: To Stay Young, Kill Zombie Cell
02:16
The Cloud Chamber - Christmas Lectures with Frank Close

464 views / 0 likes - added 5 years ago

The cloud chamber is an incredible piece of equipment that allows us to visualise ionising radiation. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture: http://www.rigb.org/christmas-lectures/watch/1993/the-cosmic-onio
02:10
Musical Wooden Blocks - with Charles Taylor

624 views / 0 likes - added 6 years ago

The frequency of sound waves and the pitch of the sound we hear are inextricably linked; the higher the frequency, the higher the pitch. Charles Taylor demonstrates this in our final Ri Advent clip from the 1989 CHRISTMAS LECTURES "Exploring music", where
03:05 Popular
Pictures in the air: 3D printing with light

718 views / 0 likes - added 6 years ago

A glowing image resembling a futuristic hologram floats in mid-air. This is a 3D volumetric display. Using a tiny particle suspended in laser light, researchers have been able to create high resolution, colour images that take up real 3D space. Developing
03:53
How to Speak Backwards - with Eric Laithwaite

553 views / 0 likes - added 6 years ago

When looking into a mirror, you see a likeness of yourself, but it is not you. Would you be able to communicate with your mirror double? Eric Laithwaite attempts speaking backwards as an option. Subscribe for regular science videos: http://bit.ly/RiSubscR
03:09 Popular
Could Ghosts Be Real? | COLOSSAL MYSTERIES

2,074 views / 6 likes - added 4 years ago

Stories about spirits, ghosts, or other ghouls haunting us after they die are about as old as humanity itself. And yet, to this day, people still debate: are ghosts real, or are they all just frightening stories to tell around the fire??Images used under
03:02 Popular
What Keeps Airplanes Up? - Christmas Lectures with Leonard Maunder

716 views / 0 likes - added 5 years ago

How do airplane wings generate lift? Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full fifth lecture of the series: http://www.rigb.org/christmas-lectures/watch/1983/machines-in-motion/under-control?utm_source=youtube&utm_medi
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05:04
What Happens Inside A Black Hole? - with Jerome Gauntlett

305 views / 0 likes - added 3 years ago

What would happen if you were to cross the event horizon and venture into a black hole?Subscribe for regular science videos: http://bit.ly/RiSubscRibeIn this short clip from his talk on black holes, theoretical physicist Jerome Gauntlett explains spaghett
09:08
When Fish First Breathed Air

473 views / 0 likes - added 5 years ago

Support us on Patreon! https://www.patreon.com/eons 385 million years ago, a group of fish would undertake one of the most important journeys in the history of life and become the first vertebrates to live on dry ground. But first, they had to acquire the
09:07
How Do Nerve Cells Carry Information? - Christmas Lectures with David Pye

509 views / 0 likes - added 5 years ago

What is action potential and how does it help nerves carry information, such as pain or pleasure signals? Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture: http://www.rigb.org/christmas-lectures/watch/1985/communicati
09:53
Why useless decongestants are still for sale

72 views / 0 likes - added 6 months ago

Phenylephrine doesnt work better than a placebo. So why is it still on shelves?Help keep Vox free for everybody: http://www.vox.com/give-now Subscribe to our channel and turn on notifications () so you don't miss any videos: http://goo.gl/0bsAjOIf youve t
07:44 Popular
What is Bandwidth - Christmas Lectures with David Pye

1,702 views / 0 likes - added 5 years ago

How are signals transmitted and processed and what's the role of bandwidth within it? Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture: http://www.rigb.org/christmas-lectures/watch/1985/communicating/no-man-is-an-isla
03:36
Energy! The Song - with Jonny Berliner

613 views / 0 likes - added 7 years ago

A majestic musical tribute to the first law of thermodynamics, and energy itself. Day 7 of our thermodynamics advent calendar: http://www.rigb.org/advent?utm_source=youtube&utm_medium=social&utm_campaign=201612_channel_advent With a disco beat and infuria
06:21
Tensile Strength Challenge: Cotton vs. Steel - Christmas Lectures with Charles Stirling

456 views / 0 likes - added 5 years ago

There are situations where cotton is stronger than steel.Subscribe for regular science videos: http://bit.ly/RiSubscRibeWatch the full fifth lecture of the series: https://www.rigb.org/christmas-lectures/watch/1992/our-world-through-the-looking-glass/in-t
05:35
How To Debunk Perpetual Motion Machines - with Tom Scott

629 views / 1 likes - added 7 years ago

Warning: Contains flashing images Have you seen those YouTube videos showing working perpetual motion machines? They’re fake. Tom Scott helps us explain how to debunk them. Watch his video on wheels, bombs and perpetual motion machines here: https://youtu
03:14
Glow In The Dark Worm Genes - Christmas Lectures with Alison Woollard

377 views / 0 likes - added 4 years ago

Alison Woollard shows how we can use special genes to make worms' muscle cells glow in the dark. Watch the full first lecture of the series: https://www.rigb.org/christmas-lectures/watch/2013/life-fantastic/where-do-i-come-from?utm_source=youtube&utm_medi
03:52
Why Some Old People Act Half Their Age: It's in the Brain

521 views / 0 likes - added 7 years ago

Scientists are studying people over 80 whose memories are just as good as someone in their 50s. What sets these 'SuperAgers' apart? Is the Internet Changing Our Memory? - https://youtu.be/InlMjKJBrbE Sign Up For The Seeker Newsletter Here - http://bit.ly/
06:20
Looking for Dark Matter - Christmas Lectures with Frank Close

422 views / 0 likes - added 5 years ago

Frank Close looks at how observations from galaxy rotation and gravitational lensing can imply the existence of dark matter. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture: http://www.rigb.org/christmas-lectures/wat
04:41
The Best Atomic Clock Ever Built?

475 views / 0 likes - added 7 years ago

Turns out, two atomic clocks are indeed better than one. And what role does sleep play in memory suppression? The SciShow team will be at NerdCon: Nerdfighteria in Boston in February! Check it out: http://www.nerdconnerdfighteria.com/ A Brief History of T
03:08
Firefly Signalling - Christmas Lectures with David Pye

446 views / 0 likes - added 5 years ago

Fireflies use their bio-luminescence to communicate with each other to find a mate. And to lure unsuspecting prey with false signalling. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture:http://www.rigb.org/christmas-l
11:04 Popular
How Pasteur Demonstrated Molecular Asymmetry - Christmas Lectures with Charles Stirling

1,309 views / 0 likes - added 5 years ago

Louis Pasteur showed how some molecules are optically asymmetrical by investigating tartaric acid compounds present in wine.Subscribe for regular science videos: http://bit.ly/RiSubscRibeWatch the full third lecture of the series: https://www.rigb.org/chr
02:04
How Helium Changes our Voice - Christmas Lectures with Eric M Rogers

340 views / 0 likes - added 4 years ago

Eric M Rogers demonstrates how helium can change our voice with comedic effect.Watch the full third lecture of the series: https://www.rigb.org/christmas-lectures/watch/1979/atoms-for-enquiring-minds/electrified-atoms?utm_source=youtube&utm_medium=social&
05:18
Visualising Antimatter with Bubble Chambers - Christmas Lectures with Frank Close

544 views / 0 likes - added 5 years ago

You can use a bubble chamber to visualise the passage of negatively charged electrons and their positively charged antimatter counterparts - positrons. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture: http://www.rigb
07:01
The Mechanics of the Piano - Christmas Lectures with Charles Taylor

334 views / 0 likes - added 4 years ago

What makes a piano produce a sound?Subscribe for regular science videos: http://bit.ly/RiSubscRibeWatch the full fifth lecture of the series: https://www.rigb.org/christmas-lectures/watch/1989/exploring-music/scales-synthesizers-and-samplers?utm_source=yo
11:50 Popular
The Golden Angle - Christmas Lectures with Ian Stewart

985 views / 0 likes - added 5 years ago

Thr golden angle is a mathematical concept, closely related to the golden ratio and Fibonacci numbers. Where can you find it and how is it formed? Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture: http://www.rigb.org/
07:50
The Projector Illusion | EVERYDAY MYSTERIES

527 views / 0 likes - added 5 years ago

Take the PBS Survey: https://to.pbs.org/2018YTSurvey Have you ever seen a blur of color when looking away from a projector screen? Or noticed how flashing lights look different colors when you move your eyes? This is an everyday mystery! The answer lies i
05:08 Popular
Explaining Gravitational Waves - Monthly(ish) Mailbag #2

728 views / 0 likes - added 7 years ago

OK, so ‘Monthly Mailbag’, might have been a slightly over-ambitious title. But we’re back answering questions from the comments section, this time on the stick topic of gravitational waves. Do the gravitational waves of black holes affect us here on Earth
13:54 Popular
How Do You Design a Just Society? | Thought Experiment: The Original Position

1,625 views / 0 likes - added 7 years ago

Thought Experiment: John Rawls’ Original Position 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
02:42
Your Nose Can Tell Left From Right - Christmas Lectures with Charles Stirling

536 views / 0 likes - added 5 years ago

The handedness of molecules can change how they smell, Charles Striling demonstrates this using the carvone molecule.Subscribe for regular science videos: http://bit.ly/RiSubscRibeWatch the full fourth lecture of the series: https://www.rigb.org/christmas
05:41
What makes Delhi's air so deadly

329 views / 0 likes - added 4 years ago

The policy behind the pollution.Become a Video Lab member!http://bit.ly/video-labEvery November, Northern India experiences some of the most dangerous air pollution levels in the world. Typical pollution sources like car exhaust, construction dust, and in
04:15 Popular
How Does Gel Electrophoresis Work? - Christmas Lectures with Walter Bodmer

1,049 views / 0 likes - added 5 years ago

Gel electrophoresis is used to study DNA and other complex molecules with the help of electricity. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full third lecture of the series: https://www.rigb.org/christmas-lectures/watch/19
04:09 Popular
What is the First Law of Thermodynamics?

1,233 views / 2 likes - added 7 years ago

With the a little hydrogen, a few balloons and a couple of makeshift rockets, Valeska Ting launches into an explanation of what the first law of thermodynamics is, and why it matters to our lives. Day 5 of our 2016 advent calendar. Open each day here: htt
03:13
Early 3D Movement Analysis - Christmas Lectures with Leonard Maunder

426 views / 0 likes - added 5 years ago

Today's impressive motion capture technology couldn't exist without the work done in the 1970s and 80s. One such example is the CODA, demonstrated here in 1983. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full sixth lecture o
04:33
The Science of Vortex Rings

606 views / 1 likes - added 6 years ago

How are smoke rings formed? Natasha heads to the prep room to test out air cannons. Subscribe for regular science videos: http://bit.ly/RiSubscRibe A toroidal vortex ring is formed when a fast moving fluid moves through a relatively still other or differe
04:08 Popular
What Keeps a Nucleus Together? - Christmas Lectures with Frank Close

1,189 views / 0 likes - added 5 years ago

Positive charge repels other positive charges. So what kind of force keeps the proton filled nucleus from exploding apart? Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture: http://www.rigb.org/christmas-lectures/watch
02:46
A Basic Explanation on Why (Almost) All Tortoiseshell Cats Are Female - with Walter Bodmer

354 views / 0 likes - added 5 years ago

Tortoiseshell cats almost all female because the genes coding for fur colour are on the X chromosomes - the black fur gene on one and the orange one on the other. In each cell, only one X chromosome is activated, giving a patchwork pattern. Subscribe for
02:21
How We Harness the Energy of a Chain Reaction - Christmas Lectures with Eric M Rogers

324 views / 0 likes - added 4 years ago

Eric M Rogers demonstrates how we can harness the power of uranium-235 atoms, with help from a giant mousetrap.Watch the full fifth lecture of the series: https://www.rigb.org/christmas-lectures/watch/1979/atoms-for-enquiring-minds/atoms-and-energy?utm_so
03:45
Checking the Weather Report in 1985 - Christmas Lectures with David Pye

480 views / 0 likes - added 5 years ago

Computers had come a long way by the 1980s. With only a few gadgets you could even get the weather report right to your computer screen without having to wait for the evening news. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the
03:40
How Jets Are Used to Attitude Control Satellites - Christmas Lectures with Leonard Maunder

489 views / 0 likes - added 5 years ago

Controlling the orientation of an object is called attitude control. Leonard Maunders shows how small jets are used to control the attitude of satellites. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full second lecture of the
05:42
Tyndall's Experiments on Resonance - Christmas Lectures with Charles Taylor

628 views / 0 likes - added 4 years ago

Charles Taylor recreates John Tyndall's experiments demonstrating resonance.Subscribe for regular science videos: http://bit.ly/RiSubscRibeWatch the full second lecture of the series: https://www.rigb.org/christmas-lectures/watch/1989/exploring-music/the-
05:20
The Hidden Significance of Shell Chirality - Christmas Lectures with Charles Stirling

493 views / 0 likes - added 5 years ago

Snails with right-handed shells cannot mate with those with left-handed ones. But you can predict the presence of oil in a location by looking at their ratios. Subscribe for regular science videos: http://bit.ly/RiSubscRibeWatch the full second lecture of
03:17
What is the Third Law of Thermodynamics?

646 views / 0 likes - added 7 years ago

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
04:17 Popular
How Encryption Keys Work - with Chris Bishop

1,410 views / 1 likes - added 6 years ago

What does the padlock icon on your internet browser mean and why is encryption important? In this clip from 2008 CHRISTMAS LECTURES "Hi-tech trek", Chris Bishop uses coloured water to demonstrate how information is transferred on the internet. Subscribe f
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05:11
Using Radar to Detect and Identify Movement - Christmas Lectures with David Pye

389 views / 0 likes - added 5 years ago

Radars can be used to detect and identify all sorts of moving objects. David Pye demonstrates a handheld one and also shows how birds and planes can be detected. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture: http:
31:20
The Chemistry of Coins | Szydlo's At Home Science

311 views / 0 likes - added 3 years ago

Andrew shows around some of the more unusual glasswear in his collection, before taking a look at the chemisty of a simple copper coinSubscribe for regular science videos: http://bit.ly/RiSubscRibeChapters:00:00 - A tour of an unusual chemical apparatus09
11:13
The race to mine the bottom of the ocean

75 views / 0 likes - added 6 months ago

We have a lot to gain and a lot to lose from deep-sea mining.Help keep Vox free for everybody: http://www.vox.com/give-now Subscribe to our channel and turn on notifications () so you don't miss any videos: http://goo.gl/0bsAjOThere are metallic deposits
02:59
The Belousov-Zhabotinsky Reaction - Christmas Lectures with Ian Stewart

429 views / 0 likes - added 5 years ago

Ian Stewart demonstrates the classic oscillating BZ reaction as an example of symmetry breaking or non-equilibrium thermodynamics. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture: http://www.rigb.org/christmas-lectur
05:34
What The COVID Vaccine Does To Your Body

323 views / 0 likes - added 3 years ago

Is the coronavirus vaccine safe? Now that the first COVID19 vaccine from Pfizer is being released, how do mRNA vaccines work?Watch our Vaccine Podcast: https://youtu.be/22XsYKospsAWatch this BRILLIANT live stream on vaccines with Dr. Alex Dainis: https://
09:34
How Does an Organ Work? - Christmas Lectures with Charles Taylor

574 views / 0 likes - added 4 years ago

Charles Taylor goes inside a church organ to see how the different sounds are produced.Subscribe for regular science videos: http://bit.ly/RiSubscRibeWatch the full fourth lecture of the series: https://www.rigb.org/christmas-lectures/watch/1989/exploring
08:17
How Would We Communicate with Alien Life? - with Carl Sagan

605 views / 0 likes - added 6 years ago

If life exists elsewhere in the Universe, would we be able to communicate with it? In this clip from the 1977 CHRISTMAS LECTURES "The planets", Carl Sagan demonstrates how we could send a signal that would make sense to intelligent beings that have evolve
03:59
The DNA Code - with Alison Woollard

516 views / 0 likes - added 6 years ago

DNA is the instruction manual for life on Earth. In this clip from the 2013 CHRISTMAS LECTURES "Life fantastic", Alison Woollard explains how the DNA code stores the information to make all living things. Subscribe for regular science videos: http://bit.l
04:02
Memory Tricks with Chirality - Christmas Lectures with Charles Stirling

521 views / 0 likes - added 5 years ago

Do you remember which way the Mona Lisa faces? Or the Queen on a 10p coin? Test your memory and ability to tell left from right in this clip from the 1992 Christmas Lectures.Subscribe for regular science videos: http://bit.ly/RiSubscRibeWatch the full fir
01:36
Can Objects Have Personalities? - with Bruce Hood

397 views / 0 likes - added 5 years ago

As humans, we sometimes project our thoughts and emotions onto things that aren't human. In this clip from the 2011 CHRISTMAS LECTURES "Meet Your Brain", Bruce Hood shows how we can interpret shapes as having their own "personalities", just by the way the
09:41
Demonstrating Resonance with Chladni Figures - Christmas Lectures with Charles Taylor

350 views / 0 likes - added 4 years ago

Charles Taylor recreates the famous Chadni figures and shows how vibrating plates are used to make music in various instruments.Subscribe for regular science videos: http://bit.ly/RiSubscRibeWatch the full third lecture of the series: https://www.rigb.org
05:10
Making Machines Speak - with David Pye

483 views / 0 likes - added 6 years ago

Modern speech synthesisers can simulate human speech so perfectly that it's nearly indistinguishable from the real thing. In this clip from the 1985 CHRISTMAS LECTURES, David Pye demonstrates earlier versions of mechanical and electronic speech synthesise
03:58
Electron Microscopy - Christmas Lectures with Frank Close

454 views / 0 likes - added 5 years ago

What does the world look like at an atomic level? Frank Close dons his 'atomic spectacles' and takes a look at copper and iron atoms. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture: http://www.rigb.org/christmas-lec
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The Laser Eavesdropper - Christmas Lectures with RV Jones

464 views / 0 likes - added 5 years ago

RV Jones demonstrates the hottest spy gadget in espionage stories at the time - a laser eavesdropper. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture: http://www.rigb.org/christmas-lectures/watch/1981/from-magna-cart
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Tricks of Perspective - Christmas Lectures with Eric M Rogers

318 views / 0 likes - added 4 years ago

Eric M Rogers gives us a warning about the way we attach new unfamiliar knowledge to old familiar things that we already know.Watch the full sixth, and final, lecture of the series: https://www.rigb.org/christmas-lectures/watch/1979/atoms-for-enquiring-mi
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Types of Oscillators - Christmas Lectures with Philip Morrison

484 views / 0 likes - added 5 years ago

What are the similarities and differences between pendulums and spring oscillators? Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture:http://www.rigb.org/christmas-lectures/watch/1968/gullivers-travels/beyond-the-map?u
03:35 Popular
Why Can't We Experiment On Human Embryonic Stem Cells?

738 views / 0 likes - added 8 years ago

Human embryonic stem cell research is incredibly controversial, and the current law says we can only study them for 14 days. Why is this? Will This New Stem Cell Treatment End The Controversy? ►►►► http://bit.ly/1tC1DWO Sign Up For The Seeker Newsletter H
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Controlling Your Body With Electricity - 2016 CHRISTMAS LECTURES

75 views / 0 likes - added 1 year ago

Alison Woollard finds her movement controlled by a child when theyre connected via electric wires in Saiful Islams 2016 CHRISTMAS LECTURES. In the second of his CHRISTMAS LECTURES, chemist Saiful Islam continues his exploration of one of the most importan
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How Stick Insects Use Camouflage - with Richard Dawkins

516 views / 0 likes - added 6 years ago

Some insects have evolved incredibly detailed foms of camouflage, so they appear to blend almost perfectly into their surroundings. In this clip from 1991 CHRISTMAS LECTURES "Growing up in the Universe"', Richard Dawkins gets into a sticky situation with
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Facial Character Analysis - with Heinz Wolff

507 views / 0 likes - added 6 years ago

Our faces display messages to the world around us by expressing what we are thinking or feeling, and giving clues about our character. In this clip from the 1975 CHRISTMAS LECTURES 'Signals from the interior', Heinz Wolff analyses the characters of an aud
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Demonstrating How Sound Can't Travel Through a Vacuum - Christmas Lectures with Charles Taylor

15.9k views / 0 likes - added 4 years ago

Sound cannot travel in a vacuum as is demonstrated in this clip from Charles Taylor's first 1989 Christmas LectureSubscribe for regular science videos: http://bit.ly/RiSubscRibeWatch the full first lecture of the series: https://www.rigb.org/christmas-lec
02:04 Popular
How to Extract DNA at Home - Christmas Lectures with Walter Bodmer

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It is easy to extract DNA from something like strawberries at home, as Walter Bodmer demonstrates in this clip from his second Christmas Lecture. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full second lecture of the series:
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Fractals: The Geometry of Chaos - Christmas Lectures with Ian Stewart

536 views / 0 likes - added 5 years ago

Using a simple set of mathematical rules, a very intricate geometry can be created in the form of fractals. The Sierpinski triangle is a famous example. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture: http://www.rig
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Does Purple Really Make Your Teeth Whiter?

42 views / 0 likes - added 2 months ago

Click on the special link for 21% off BEAR for the first 100 people: https://foreo.se/d9o9A few published studies talking about microcurrent devices: https://www.sciencedirect.com/science/article/pii/S0022202X19325266https://www.ncbi.nlm.nih.gov/pmc/artic
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Mysteries Of Vernacular: Inaugurate - Jessica Oreck

970 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/mysteries-of-vernacular-inaugurate-jessica-oreck From avian omens to the beginning of a new policy or the reign of a new politician, Jessica Oreck follows the flight path of the word inaugurate. Lesson and anima
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The Doppler Effect - Christmas Lectures with RV Jones

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Police sirens change pitch when going past us due to the Doppler effect. This phenomenon can also be used to measure speeds, even of faraway objects, like stars. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture: http:
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Seeing in the Dark - Christmas Lectures with RV Jones

561 views / 0 likes - added 5 years ago

How to keep an eye on intruders in total darkness? RV Jones gets a helping hand from an infrared camera. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture: http://www.rigb.org/christmas-lectures/watch/1981/from-magna-c
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How Does Hedonic Adaptation Affect the Pursuit of Happiness? - with Joe Gladstone

354 views / 0 likes - added 5 years ago

In this clip from a longer talk, Joe Gladstone explains what hedonic adaptation is and how it can hinder us becoming more happy. Watch the full talk: https://youtu.be/6Gpxjeq2CJ8 Subscribe for regular science videos: http://bit.ly/RiSubscRibe Hedonic adap
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What's a Laserdisc? - Christmas Lectures with RV Jones

400 views / 0 likes - added 5 years ago

Laserdisc was the very first optical disk, able to hold recordings of images, audio and video. RV Jones explains the mechanism of how it works. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture: http://www.rigb.org/chr
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Optical Fiber Cables - Christmas Lectures with David Pye

427 views / 0 likes - added 5 years ago

In 1985, fiber optic cables were just starting to get widely adopted. David Pye shows the principles behind them and how old telephone cables were swapped out for new ones. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lec
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How Do Maglev Trains Work? - Christmas Lectures with Leonard Maunder

468 views / 0 likes - added 5 years ago

Maglev stands for magnetic levitation which is how these trains hover and are pushed along the tracks. Subscribe for regular science videos: http://bit.ly/RiSubscRibe While only three countries currently have operational maglev trains, China, Japan and So
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Christmas Lectures 2018: Where Do I Come From? - Alice Roberts and Aoife McLysaght

458 views / 0 likes - added 5 years ago

In the first lecture of the 2018 Christmas Lectures Alice Roberts and Aoife McLysaght explore the tree of life and see where humans come from. Watch more Christmas Lectures: http://www.rigb.org/christmas-lectures/watch?utm_source=youtube&utm_medium=social
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Macroeconomics: Crash Course Economics #5

1,071 views / 0 likes - added 8 years ago

This week, Adriene and Jacob teach you about macroeconomics. This is the stuff of big picture economics, and the major movers in the economy. Like taxes and monetary policy and inflation and policy. We need this stuff, because if you don't have a big pict
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Properties of Liquid Nitrogen - Christmas Lectures with EM Rogers

539 views / 1 likes - added 4 years ago

Eric Rogers explores some of the properties of liquid nitrogen in this clip from his first Christmas Lecture in 1979.Subscribe for regular science videos: http://bit.ly/RiSubscRibeWatch the full first lecture of the series: https://www.rigb.org/christmas-
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How Ants Defend Their Home Trees - with Sue Hartley

450 views / 0 likes - added 6 years ago

Plants may seem passive and defenceless, but they have plenty of ways to fight off attackers. In this clip from the 2009 CHRISTMAS LECTURES "The 300 Million Year War", Sue Hartley demonstrates a particularly gruesome strategy used by some plants to protec
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How Photos Were Taken 100 Years Ago | Szydlo's At Home Science

235 views / 0 likes - added 3 years ago

Andrew uses a Victorian era camera to demonstrate the full process of photography from setting up the camera to exposing the photographic paper. Of course, it wouldn't be Andrew Szydlo without an explosion, so of course some magnesium flash powder is used
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Can You Guess What These Balloons Will Do? - with Greg Foot

568 views / 0 likes - added 4 years ago

If you had to predict what will happen when these two balloons are connected, what would you guess? Would the air flow from the big ball to the small one or vice versa?Learn all about science communication with Greg's new free course: https://www.youtube.
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Bioluminescence - with David Attenborough

840 views / 0 likes - added 6 years ago

Many animals, especially insects and deep sea marine species, produce light to send signals to those around them. This is called bioluminescence. In this clip from the 1973 CHRISTMAS LECTURES "The languages of animals", Sir David Attenborough performs sim
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Most popular fast food restaurants in every state

827 views / 0 likes - added 7 years ago

Who has the best burgers? Who has the best fries? Fast food is always hotly debated. To put an end to the debate over the most popular fast food restaurants by state, Foursquare identified the restaurants with the most check-ins. This map will show you if
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Trying Out Battery Powered Welding - with Saiful Islam

523 views / 0 likes - added 6 years ago

Batteries are everywhere in modern life, but these amazing pieces of technology can often seem all too familiar. In this clip from the 2016 CHRISTMAS LECTURES "Supercharged: Fuelling the Future", Saiful Islam makes sparks fly, and writes a message with a
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Simulating Tastes and Smells Using a Digital Lollipop - with Danielle George

727 views / 0 likes - added 6 years ago

We can use technology to send sounds and images to people far away – but what about our other senses? In this clip from the 2014 CHRISTMAS LECTURES "'Sparks will fly: How to hack your home", Danielle George demonstrates a device for sharing tastes and sme
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Water Rockets - Christmas Lectures with Eric M Rogers

345 views / 0 likes - added 4 years ago

Eric M. Rogers gives a brief explanation of water rocket with a demonstration to cap it all off.Subscribe for regular science videos: http://bit.ly/RiSubscRibeWatch the full second lecture of the series: https://www.rigb.org/christmas-lectures/watch/1979/
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The Amazing Life and Strange Death of Captain Cook: Crash Course World History #27

811 views / 2 likes - added 9 years ago

In which John Green teaches you about the life and death of one of history's great explorers, Captain James Cook of the British Navy. He charted large swaths of the Pacific ocean, laid claim to Australia and New Zealand, and died a bizarre death in the Sa
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The art of misdirection | Apollo Robbins

161 views / 0 likes - added 1 year ago

Visit http://TED.com to get our entire library of TED Talks, transcripts, translations, personalized talk recommendations and more. Hailed as the greatest pickpocket in the world, Apollo Robbins studies the quirks of human behavior as he steals your watch
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Measuring the Average Foot - Christmas Lectures with RV Jones

523 views / 0 likes - added 5 years ago

How can one estimate the average length of a foot? RV Jones shows a simple yet elegant demonstration. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture: http://www.rigb.org/christmas-lectures/watch/1981/from-magna-cart

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