Search Results: "supercluster explains"

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07:43
Working of Transistors | MOSFET

345 views / 0 likes - added 4 years ago

MOSFETs are responsible for the electronic revolution that happens all around us. MOSFET is an electrically driven switch, which allows and prevents a flow of current, without any mechanical moving parts. This video explains the working principle of a MOS
03:44
How we see color - Colm Kelleher

572 views / 0 likes - added 6 years ago

View full lesson: http://ed.ted.com/lessons/how-we-see-color-colm-kelleher There are three types of color receptors in your eye: red, green and blue. But how do we see the amazing kaleidoscope of other colors that make up our world? Colm Kelleher explains
06:07
Why E=mc² is wrong

477 views / 0 likes - added 5 years ago

The most famous equation in all of science is Einstein’s E = mc2, but it is also frequently horribly misunderstood and misused. In this video, Fermilab’s Dr. Don Lincoln explains the real truth about this equation and how people often use it wrong. Relate
12:05
Twin paradox: the real explanation (no math)

400 views / 0 likes - added 5 years ago

The Twin Paradox is the most famous of all of the seeming-inconsistencies of special relativity. In this video, Fermilab’s Dr. Don Lincoln explains it without using mathematics. This is a companion video for his earlier one in which the same question was
Quantum Color

425 views / 0 likes - added 5 years ago

The idea of electric charges and electricity in general is a familiar one to the science savvy viewer. However, electromagnetism is but one of the four fundamental forces and not the strongest one. The strongest of the fundamental forces is called the str
07:02 Popular
How To Understand Power - Eric Liu

976 views / 1 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/how-to-understand-power-eric-liu Every day, we move and operate within systems of power that other people have constructed. But we’re often uncomfortable talking about power. Why? Eric Liu describes the six sour
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06:29 Popular
Thought Bubbles | Cosmic Kids Zen Den - Mindfulness for kids

3,208 views / 2 likes - added 7 years ago

Thought Bubbles | Cosmic Kids Zen Den - Mindfulness for kids Jaime explains how thoughts work. They're a bit like bubbles - they come and go! POP! Have fun understanding how your thinking works - and learn that every thought just passes by, like a bubble.
04:56 Popular
How Does Anesthesia Work? - Steven Zheng

1,044 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/how-does-anesthesia-work-steven-zheng When under anesthesia, you can’t move, form memories, or — hopefully — feel pain. And while it might just seem like you are asleep for that time, you actually aren’t. What’s
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07:18
How Neurosurgeons Navigate Inside The Brain

366 views / 0 likes - added 4 years ago

Go subscribe to Brainbook! https://www.youtube.com/channel/UCnbPqck6c4yydPKVK0Faf6w or start with Alex's video on a day in the life of a neurosurgeon on call: https://www.youtube.com/watch?v=8RXEaAjpt4QThe brain is a mass of neurons, but some areas are mo
04:08 Popular
Phases of the Moon

910 views / 2 likes - added 4 years ago

This video explains the phases of The Moon in 3D. Once you understand the phases then you can find out what time of day or night to look for the moon.Watch more videos:Solar and Lunar Eclipse: https://youtu.be/GnZ3dogED7wHow Does a Clicky Pen Work: https:
04:41 Popular
What is a vector? - David Huynh

1,863 views / 2 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/what-is-a-vector-david-huynh Physicists, air traffic controllers, and video game creators all have at least one thing in common: vectors. But what exactly are they, and why do they matter? David Huynh explains h
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What Are The Differences Between Asteroids, Meteors And Comets?

524 views / 1 likes - added 7 years ago

In honor of Asteroid Day, Science Channel explains the difference between 3 common cosmic objects: comets, meteors and asteroids. Subscribe to Science Channel: http://bit.ly/SubscribeScience Check out SCI2 for infinitely awesome science videos. Every day.
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03:37 Popular
How Tsunamis Work - Alex Gendler

3,167 views / 19 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/how-tsunamis-work-alex-gendler The immense swell of a tsunami can grow up to 100 feet, hitting speeds over 500 mph -- a treacherous combination for anyone or anything in its path. Alex Gendler details the causes
04:20 Popular
How Do We Smell? - Rose Eveleth

923 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/how-do-we-smell-rose-eveleth An adult human can distinguish up to 10,000 odors. You use your nose to figure out what to eat, what to buy and even when it's time to take a shower. But how do the molecules in the
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04:03 Popular
How Languages Evolve - Alex Gendler

1,032 views / 2 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/how-languages-evolve-alex-gendler Over the course of human history, thousands of languages have developed from what was once a much smaller number. How did we end up with so many? And how do we keep track of the
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05:09 Popular
The Science Of Symmetry - Colm Kelleher

1,219 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-science-of-symmetry-colm-kelleher When you hear the word symmetry, you might think generally of triangles, butterflies, or even ballerinas. But defined scientifically, symmetry is "a transformation that leav
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What happens when you have a concussion? - Clifford Robbins

658 views / 1 likes - added 6 years ago

View full lesson: https://ed.ted.com/lessons/what-happens-when-you-have-a-concussion-clifford-robbins Each year in the United States, players of sports and recreational activities receive between 2.5 and 4 million concussions. How dangerous are all those
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04:19 Popular
How does a Diode work ?

1,444 views / 0 likes - added 6 years ago

Dear friends, your support at Patreon will take LE an inch closer to it's goals. https://www.patreon.com/LearnEngineering Diodes have numerous applications across the electronic industry, and they are an integral part of any electronic device. In this vid
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10 Hidden iPhone Tricks Every User Should Know

623 views / 0 likes - added 6 years ago

Senior Video Producer, Matt Stuart explains the 10 tips and tricks every iPhone user needs to know. Read more: http://www.businessinsider.com/sai FACEBOOK: https://www.facebook.com/techinsider TWITTER: https://twitter.com/techinsider INSTAGRAM: https://w
This NASA Scientist Helps Prevent Mars from Getting Contaminated I NOVA I PBS

203 views / 0 likes - added 3 years ago

NASA's Perseverance rover has successfully landed on Mars! But how do you prevent microbes from Earth from contaminating the red planet? This NASA scientist, who worked on the #Perseverance mission, explains.PRODUCTION CREDITS:Producer/Editor: Ari DanielP
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An Exercise In Time Perception - Matt Danzico

768 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/an-exercise-in-time-perception-matt-danzico Why is that some experiences feel like they last forever, while others fly by? We tend to miscalculate the time it takes to engage in novel activities due to the influ
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How Eddie Van Halen Invented Tapping

573 views / 0 likes - added 5 years ago

Watch the entire interview here: http://www.zocalopublicsquare.org/2015/02/14/necessity-is-the-source-of-eddie-van-halens-inventions/events/the-takeaway/ At a What It Means to Be American event at the Smithsonian's National Museum of American History, leg
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Which Sunscreen Should You Choose? - Mary Poffenroth

841 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/which-sunscreen-should-you-choose-mary-poffenroth Sunscreen comes in many forms, each with its own impacts on your body and the environment. With so many options, how do you choose which sunscreen is best for yo
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Why Do Some People Have Seasonal Allergies? - Eleanor Nelsen

1,213 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/why-do-some-people-have-seasonal-allergies-eleanor-nelsen Ah, spring. Grass growing, flowers blooming, trees budding. For those with allergies, though, this explosion of new life probably inspires more dread tha
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05:53
How does a Stepper Motor work ?

331 views / 0 likes - added 4 years ago

We thank our patrons for making LE's educational service sustainable. Please support us at Patreon.com so that we will have the capability to release 2 videos/month.https://www.patreon.com/LearnEngineeringStepper motors are the one of the most widely used
26:40 Popular
Le Chatelier's Principle

1,146 views / 0 likes - added 3 years ago

This chemistry video tutorial provides a basic introduction into Le Chatelier's Principle of chemical equilibrium. It explains how to determine which direction the reaction will shift if the concentrations of the reactants or the products increase in valu
03:19 Popular
The Cancer Gene We All Have - Michael Windelspecht

728 views / 1 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-cancer-gene-we-all-have-michael-windelspecht Within every cell in our body, two copies of a tumor suppressor gene called BRCA1 are tasked with regulating the speed at which cells divide. Michael Windelspecht
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Will we ever be able to teleport? - Sajan Saini

659 views / 0 likes - added 6 years ago

View full lesson: https://ed.ted.com/lessons/will-we-ever-be-able-to-teleport-sajan-saini Is teleportation possible? Could a baseball transform into something like a radio wave, travel through buildings, bounce around corners, and change back into a baseb
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04:10 Popular
How To Unboil An Egg - Eleanor Nelsen

774 views / 1 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/how-to-unboil-an-egg-eleanor-nelsen It’s so obvious that it’s practically proverbial: you can’t unboil an egg. But actually, it turns out that you can -- sort of. Eleanor Nelsen explains the process by which mec
09:33
The Fishermen That Hold Their Breath For 10 Minutes

463 views / 0 likes - added 5 years ago

Go subscribe to Medlife Crisis! https://www.youtube.com/channel/UCgRBRE1DUP2w7HTH9j_L4OQ or start with Rohin's video on why you shouldn't test for everything: https://www.youtube.com/watch?v=7kQk9-KLPfU The Bajau people of Borneo can hold their breath lon
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Can you find the next number in this sequence? - Alex Gendler

2,351 views / 1 likes - added 6 years ago

View full lesson: http://ed.ted.com/lessons/can-you-find-the-next-number-in-this-sequence-alex-gendler 1, 11, 21, 1211, 111221. These are the first five elements of a number sequence. Can you figure out what comes next? Alex Gendler reveals the answer and
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The Mole 4 - Converting Mass to Atoms: Practice Problems

644 views / 0 likes - added 5 years ago

Craig Beals from Beals Science explains how to convert between mass in grams to atoms using the mole. The video includes molar mass, Avogadro's number, converting and mole practice problems. To learn more visit: http://www.BealsScience.com For the previou
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How a Wagner Opera Defined the Sound of Hollywood Blockbusters | The New Yorker

308 views / 0 likes - added 3 years ago

Ride of the Valkyries, a seminal work by the composer Richard Wagner, has been featured in hundreds of films and television shows across the past century. The music critic, Alex Ross, explains just how this sound has defined movies like 'Apocalypse Now,'
04:54
The Secret of Chromakey

273 views / 0 likes - added 5 years ago

Deane explains how the process of chromakey can be used in a television studio to produce amazing backgrounds. SUBSCRIBE NOW http://www.youtube.com/subscription_center?add_user=CuriosityShow CONNECT WITH CURIOSITY Facebook ➤ http://www.facebook.com/Curios
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Inertia, Mass & Momentum

395 views / 0 likes - added 5 years ago

Deane explains the role of inertia, mass and momentum in a number of spectacular science demonstrations. SUBSCRIBE NOW http://www.youtube.com/subscription_center?add_user=CuriosityShow CONNECT WITH CURIOSITY Facebook ➤ http://www.facebook.com/CuriositySho
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Optical illusions - Brain tricks

758 views / 0 likes - added 5 years ago

Deane explains several optical illusions. They are brain tricks and they depend on movement, contrast, or background and foreground. SUBSCRIBE NOW http://www.youtube.com/subscription_center?add_user=CuriosityShow CONNECT WITH CURIOSITY Facebook ➤ http://w
05:05 Popular
Chain Reaction

854 views / 0 likes - added 8 years ago

Deane explains nuclear energy by setting up a chain reaction with mousetraps and ping pong balls. SUBSCRIBE NOW http://www.youtube.com/subscription_center?add_user=CuriosityShow CONNECT WITH CURIOSITY Facebook ➤ http://www.facebook.com/CuriosityShow Twitt
12:07 Popular
Algebra Basics: What Is Algebra? - Math Antics

2,388 views / 1 likes - added 9 years ago

The first video in the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1N-G Next video: https://youtu.be/l3XzepN03KQ This video gives an overview of Algebra and introduces the concepts of unknown value
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04:07 Popular
Could A Blind Eye Regenerate? - David Davila

1,327 views / 1 likes - added 9 years ago

View full lesson here: http://ed.ted.com/lessons/could-a-blind-eye-regenerate-david-davila We tend to think of blindness as something you're born with, but with certain genetic diseases, it can actually develop when you’re a kid, or even when you’re an ad
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05:56 Popular
How to recognize a dystopia - Alex Gendler

816 views / 1 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/how-to-recognize-a-dystopia-alex-gendler The genre of dystopia – the ‘not good place’– has captured the imaginations of artists and audiences alike for centuries. But why do we bother with all this pessimism? Al
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The Mole 6 - Converting Mass of a Compound to Atoms and Ions

765 views / 0 likes - added 5 years ago

Craig Beals explains the final step in understanding how to use the mole in chemistry. Converting mass of a compound to atoms and ions requires knowledge and practice of all the other steps of the mole and becomes one of the main components in stoichiomet
04:46
Music Pitch and Rhythm

532 views / 0 likes - added 5 years ago

Deane explains the meaning of the terms "pitch" and "rhythm" in music. SUBSCRIBE NOW http://www.youtube.com/subscription_center?add_user=CuriosityShow CONNECT WITH CURIOSITY Facebook ➤ http://www.facebook.com/CuriosityShow Twitter ➤ https://twitter.com/Cu
04:58
Satellite Communication

494 views / 0 likes - added 5 years ago

Deane explains how synchronous satellites allow communication signals to be sent around the world. SUBSCRIBE NOW http://www.youtube.com/subscription_center?add_user=CuriosityShow CONNECT WITH CURIOSITY Facebook ➤ http://www.facebook.com/CuriosityShow Twit
09:44
Alternate Realities from Relativity | Jason Padgett | TEDxTacoma

578 views / 1 likes - added 6 years ago

Jason Padgett explains relativity, and uses the Doppler Effect to demonstrate how every potential can be any reality. Jason is an aspiring number theorist and mathematician with acquired savant syndrome and synesthesia. His memoir, Struck By Genius, is th
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Grow your brain by moving your bodyjust 10 minutes a day | Wendy Suzuki

95 views / 0 likes - added 8 months ago

Exercise neuroscientist Wendy Suzuki explains how your brain can age gracefully and optimally and it starts with just a 10 minute walk.Subscribe to Big Think on YouTube https://www.youtube.com/channel/UCvQECJukTDE2i6aCoMnS-Vg?sub_confirmation=1Up next, An
04:30 Popular
How Do Geckos Defy Gravity? - Eleanor Nelsen

805 views / 2 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/how-do-geckos-defy-gravity-eleanor-nelsen Geckos aren’t covered in adhesives or hooks or suction cups, and yet they can effortlessly scale vertical walls and hang from ceilings. What’s going on? Eleanor Nelsen e
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04:23 Popular
Overcoming Obstacles - Steven Claunch

1,023 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/there-s-no-dishonor-in-having-a-disability-steven-claunch When faced with a bump in the road, sometimes we forget we have a choice: overcome the obstacle or let it overcome you. Steven Claunch, who was born with
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Why Do Cats Act So Weird? - Tony Buffington

1,698 views / 1 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/why-do-cats-act-so-weird-tony-buffington They’re cute, they’re lovable, and judging by the 26 billion views on over 2 million YouTube videos of them, one thing is certain: cats are very entertaining. But their s
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04:56 Popular
How Interpreters Juggle Two Languages At Once - Ewandro Magalhaes

1,403 views / 0 likes - added 8 years ago

View full Lesson: https://ed.ted.com/lessons/how-interpreters-juggle-two-languages-at-once-ewandro-magalhaes Language is complex, and when abstract or nuanced concepts get lost in translation, the consequences may be catastrophic. Given the complexities o
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The philosophy of Stoicism - Massimo Pigliucci

551 views / 0 likes - added 6 years ago

View full lesson: http://ed.ted.com/lessons/the-philosophy-of-stoicism-massimo-pigliucci What is the best life we can live? How can we cope with whatever the universe throws at us and keep thriving nonetheless? The ancient Greco-Roman philosophy of Stoici
08:50 Popular
The Mechanics Of The Film Projector

900 views / 1 likes - added 8 years ago

Bill tears apart a film projector to reveal the amazing mechanisms used in the pre-digital age to trick the mind into seeing a moving image. He uses high speed photography and animations to show how the projector moves the film intermittently, how a shutt
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04:37
Sunlight Is Way Older Than You Think - Sten Odenwald

477 views / 0 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/sunlight-is-way-older-than-you-think-sten-odenwald It takes light a zippy 8 minutes to reach Earth from the surface of the Sun. But how long does it take that same light to travel from the Sun’s core to its surf
03:19 Popular
How Heavy Is Air? - Dan Quinn

1,177 views / 0 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/how-heavy-is-air-dan-quinn Too often we think of air as empty space — but compared to a vacuum, air is actually pretty heavy. So, just how heavy is it? And if it's so heavy, why doesn't it crush us? Dan Quinn de
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03:21 Popular
What Does The Pancreas Do? - Emma Bryce

1,739 views / 0 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/what-does-the-pancreas-do-emma-bryce Beneath your ribs, you’ll find, among other things, the pancreas -- an organ that works a lot like a personal health coach. Emma Bryce explains how this organ controls your s
05:10 Popular
The power of creative constraints - Brandon Rodriguez

2,113 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/the-power-of-creative-constraints-brandon-rodriguez Imagine you were asked to invent something new. It could be whatever you want, made from anything you choose, in any shape or size. That kind of creative freed
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03:42 Popular
How Do Scars Form? - Sarthak Sinha

739 views / 2 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/how-do-scars-form-sarthak-sinha It’s hard to escape childhood without racking up a few scars. Why do these leftover reminders of a painful cut or crash look different from the rest of our skin? And why do they s
05:44 Popular
Dimensional Analysis

937 views / 0 likes - added 3 years ago

This video provides a basic introduction into dimensional analysis. It explains how to convert years into seconds and how to convert feet per second to miles per hour.My Website: https://www.video-tutor.netPatreon Donations: https://www.patreon.com/MathSc
03:37 Popular
The Time Value Of Money - German Nande

932 views / 1 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/how-to-calculate-the-future-value-of-your-cash-german-nande We've all heard the phrase "Time is money." But what do these two things actually have to do with one another? German Nande explains the math behind in
04:52 Popular
Why Do Buildings Fall In Earthquakes? - Vicki V. May

1,474 views / 5 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/why-do-buildings-fall-in-earthquakes-vicki-v-may Earthquakes have always been a terrifying phenomenon, and they’ve become more deadly as our cities have grown — with collapsing buildings posing one of the larges
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04:12 Popular
What Is A Calorie? - Emma Bryce

1,188 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/what-is-a-calorie-emma-bryce We hear about calories all the time: How many calories are in this cookie? How many are burned by doing 100 jumping jacks, or long-distance running, or fidgeting? But what is a calor
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How does your body process medicine? - Céline Valéry

827 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/how-does-your-body-process-medicine-celine-valery Have you ever wondered what happens to a painkiller, like ibuprofen, after you swallow it? Medicine that slides down your throat can help treat a headache, a sor
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03:38 Popular
Cockroaches Are Indestructible, And the Secret Is in Their Genome

971 views / 0 likes - added 5 years ago

The cockroach genome is fully sequenced! Here's how we could benefit from the secrets embedded in their unique DNA. There Are Bugs In Your Food! Here's Why You Shouldn't Panic - https://youtu.be/kyLmINv4Joo Read More: Newly Sequenced Cockroach Genome Expl
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What is the Second Law of Thermodynamics?

1,203 views / 0 likes - added 7 years ago

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
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Relativistic velocity: When 1 + 1 = 1

360 views / 0 likes - added 5 years ago

Anyone who has driven a car has an intuitive understanding of how velocities add. Two cars, heading towards one another head-on at a velocity, have a closing velocity of twice that velocity. It’s all very simple and yet at very high speeds this intuition
04:07 Popular
What Is The Biggest Single-celled Organism? - Murry Gans

1,869 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/what-is-the-biggest-single-celled-organism-murry-gans The elephant is a creature of epic proportions — and yet, it owes its enormity to more than 1,000 trillion microscopic cells. And on the epically small end o
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MIT Physics: Spinning Bike Wheel and Conservation of Angular Momentum

184 views / 0 likes - added 2 years ago

When Ryan spins a bike wheel, nothing crazy happens. But something weird happens when he flips it over - watch and learn as he shows and explains why.----------Find us online!Facebook: http://www.facebook.com/MITK12Twitter: http://www.twitter.com/MITK12Vi
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Could Your Brain Repair Itself? - Ralitsa Petrova

872 views / 1 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/could-your-brain-repair-itself-ralitsa-petrova Imagine the brain could reboot, updating its damaged cells with new, improved units. That may sound like science fiction — but it’s a potential reality scientists a
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What is the Zeroth Law of Thermodynamics?

1,196 views / 0 likes - added 7 years ago

Why is there a zeroth law of thermodynamics? What use is such a simple-sounding law? And how can it be used to smash glass? Chemical engineer Valeska Ting explains in the first film from our 2016 advent calendar, all about thermodynamics. Visit the online
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Introducing the Baroque Theorbo

369 views / 0 likes - added 5 years ago

"People complain a lot about the space that I take up". Lutenist Elizabeth Kenny explains how and why the theorbo was developed in the 17th century, what it was used for, and what it's like to carry it around on the train. Subscribe: https://www.youtube.c
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Reasons For The Seasons - Rebecca Kaplan

829 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/reasons-for-the-seasons-rebecca-kaplan Why do some regions experience full-time heat while others are reckoning with frigid temperatures and snow? And why are the seasons reversed in the two hemispheres? Rebecca
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How do drugs affect the brain? - Sara Garofalo

1,675 views / 2 likes - added 6 years ago

View full lesson: http://ed.ted.com/lessons/how-do-drugs-affect-the-brain-sara-garofalo Most people will take a pill, receive an injection, or otherwise take some kind of medicine during their lives. But most of us don’t know anything about how thes
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05:03 Popular
How Sugar Affects The Brain - Nicole Avena

854 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/how-sugar-affects-the-brain-nicole-avena When you eat something loaded with sugar, your taste buds, your gut and your brain all take notice. This activation of your reward system is not unlike how bodies process
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Algebra Basics: Exponents In Algebra - Math Antics

1,349 views / 0 likes - added 8 years ago

Part of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1N-G Previous video: https://youtu.be/K6ewhnaL4KQ This video shows how exponents can be used more generally with variables. It explains why x
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04:38 Popular
A Brief History Of Religion In Art - TED-Ed

895 views / 1 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/a-brief-history-of-religion-in-art-ted-ed Before we began putting art into museums, art mostly served as the visual counterpart to religious stories. Are these theological paintings, sculptures, textiles and ill
04:11 Popular
What does this symbol actually mean? - Adrian Treharne

1,250 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/what-does-this-symbol-actually-mean-adrian-treharne Some of the world’s most recognizable symbols exist to sell products. Others, to steer traffic or advance political causes. But there’s one whose main purpose
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21:43 Popular
Winx Club - Season 8 Episode 2 - A Kingdom of Lumens [FULL EPISODE]

893 views / 1 likes - added 4 years ago

The Winx arrive on Lumenia with Twinkly. Here, Queen Dorana explains that the stars of the Magic Universe are in danger. While the Winx discover what drained one of Lumenia's rivers of light, Obscurum and the Staryummies attack the core of the starSubscri
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How Mendel's pea plants helped us understand genetics - Hortensia Jiménez Díaz

1,534 views / 0 likes - added 6 years ago

View full lesson: http://ed.ted.com/lessons/how-mendel-s-pea-plants-helped-us-understand-genetics-hortensia-jimenez-diaz Each father and mother pass down traits to their children, who inherit combinations of their dominant or recessive alleles. But how do
05:05 Popular
How Computer Memory Works - Kanawat Senanan

1,760 views / 3 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/how-computer-memory-works-kanawat-senanan In many ways, our memories make us who we are, helping us remember our past, learn and retain skills, and plan for the future. And for the computers that often act as ex
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09:13 Popular
How the Stock Market Works

769 views / 0 likes - added 7 years ago

http://www.incomeinvesthome.com/free/ Go there now for free report on 7 Reasons to Invest for Income -- Now More Than Ever. Put your money to work. This old but funny video explains basics of how companies go public and sell stock to investors. A basic pr
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How The Choices You Make Can Affect Your Genes - Carlos Guerrero-Bosagna

534 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/how-the-choices-you-make-can-affect-your-genes-carlos-guerrero-bosagna Here’s a conundrum: Identical twins originate from the same DNA ... so how can they turn out so different — even in traits that have a signi
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The Ancient Origins Of The Olympics - Armand D'Angour

1,094 views / 3 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-ancient-origins-of-the-olympics-armand-d-angour Thousands of years in the making, the Olympics began as part of a religious festival honoring the Greek god Zeus in the rural Greek town of Olympia. But how di
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The Psychology Behind Irrational Decisions - Sara Garofalo

894 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-psychology-behind-irrational-decisions-sara-garofalo Often people make decisions that are not “rational” from a purely economical point of view — meaning that they don’t necessarily lead to the best result.
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Can machines read your emotions? - Kostas Karpouzis

862 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/can-machines-read-your-emotions-kostas-karpouzis Computers can beat us in board games, transcribe speech, and instantly identify almost any object. But will future robots go further by learning to figure out wha
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Inside The Ant Colony - Deborah M. Gordon

860 views / 1 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/inside-the-ant-colony-deborah-m-gordon Ants have one of the most complex social organizations in the animal kingdom; they live in structured colonies that contain different types of members who perform specific
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28:19 Popular
How To Solve Projectile Motion Problems In Physics

1,141 views / 0 likes - added 3 years ago

This physics video tutorial provides projectile motion practice problems and plenty of examples. It explains how to calculate the maximum height if a ball is launched from the ground with an initial speed at and angle. It also shows you how to calculate t
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Why Is The US Constitution So Hard To Amend? - Peter Paccone

685 views / 2 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/why-is-the-us-constitution-so-hard-to-amend-peter-paccone When it was ratified in 1789, the US Constitution didn’t just institute a government by the people – it provided a way for the people to alter the Consti
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04:58 Popular
Your Brain Can Solve Algorithms - David J. Malan

1,007 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/your-brain-can-solve-algorithms-david-j-malan An algorithm is a mathematical method of solving problems both big and small. Though computers run algorithms constantly, humans can also solve problems with algorit
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Real Life Sunken Cities - Peter Campbell

831 views / 3 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/real-life-sunken-cities-peter-campbell Though people are most familiar with Plato’s fictional Atlantis, many real underwater cities actually exist. Peter Campbell explains how sunken cities are studied by scient
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Model Volcano

725 views / 0 likes - added 5 years ago

Deane explains how volcanoes form and erupt. Also, using a dangerous chemical (ammonium dichromate) he makes a working model of a volcano. SUBSCRIBE NOW http://www.youtube.com/subscription_center?add_user=CuriosityShow CONNECT WITH CURIOSITY Facebook ➤ ht
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Immune System, Part 2: Crash Course A&P #46

1,049 views / 0 likes - added 8 years ago

In the penultimate episode of Crash Course Anatomy & Physiology, Hank explains your adaptive immune system. The adaptive immune system's humoral response guards extracellular terrain against pathogens. Hank also explains B cells, antibodies, and how vacci
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What Happens When You Get Heat Stroke? - Douglas J. Casa

1,179 views / 1 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/what-happens-when-you-get-heat-stroke-douglas-j-casa Have you ever suffered from exertional heat stroke? This condition is caused by intense activity in the heat and is one of the top three killers of athletes a
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The Surprising (and Invisible) Signatures Of Sea Creatures - Kakani Katija

752 views / 1 likes - added 8 years ago

View full lesson: https://ed.ted.com/lessons/the-surprising-and-invisible-signatures-of-sea-creatures-kakani-katija On land, animals leave footprints that tell us a lot about their size, form and capabilities. Marine organisms do this too, but these footp
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How Whales Breathe, Communicate...and Fart With Their Faces - Joy Reidenberg

900 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/how-whales-breathe-communicate-and-fart-with-their-faces-joy-reidenberg Comparative anatomist Joy Reidenberg studies the body structure of many different animals in the hope of adapting their unique qualities fo
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Top 10 Coolest Mini Cars You Won't Believe Actually Exist

964 views / 0 likes - added 6 years ago

Tiny mini cars are awesome, and economical. They can also be quite fast. Some amazing new scientific car inventions and breakthroughs in mini car design has been made, so lets find out! Subscribe for more! ► https://goo.gl/pgcoq1 ◄ Stay updated ► https://
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How Science Fiction Can Help Predict The Future - Roey Tzezana

779 views / 1 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/how-science-fiction-can-help-predict-the-future-roey-tzezana Would you like to know what’s in our future? What’s going to happen to humanity tomorrow, next year, or even a millennium from now? Well, you’re not a
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05:24 Popular
Penguins: Popularity, Peril And Poop - Dyan DeNapoli

1,128 views / 6 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-popularity-plight-and-poop-of-penguins-dyan-denapoli Penguins are odd birds. For one, they cannot fly (but they are amazing swimmers), and, contrary to popular belief, the majority of penguin populations liv
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How Computers Translate Human Language - Ioannis Papachimonas

1,048 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/how-computers-translate-human-language-ioannis-papachimonas Is a universal translator possible in real life? We already have many programs that claim to be able to take a word, sentence, or entire book in one la
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Secrets of the X chromosome - Robin Ball

853 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/secrets-of-the-x-chromosome-robin-ball The sequence of DNA that we inherit from our parents encodes directions for making our cells and giving us specific traits. Identical twins have the same DNA sequence, so h
02:46 Popular
Cicadas: The Dormant Army Beneath Your Feet - Rose Eveleth

763 views / 1 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/cicadas-the-dormant-army-beneath-your-feet-rose-eveleth Every 13 or 17 years, billions of cicadas emerge from the ground to molt, mate and die. Adult cicadas only live a few weeks above ground, but you'd be hard
02:51
Why Isn't Pluto A Planet?

542 views / 1 likes - added 6 years ago

Why isn’t Pluto a planet anymore? And what is a planet anyway? Astrophysicist Jackie Faherty explains! If you’re more of a dinosaur person, check out “Why isn’t Pterodactyl a dinosaur?” here: https://www.youtube.com/watch?v=m
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What Is Déjà Vu? What Is Déjà Vu? - Michael Molina

558 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/what-is-deja-vu-what-is-deja-vu-michael-molina You might have felt it -- the feeling that you've experienced something before, but, in reality, the experience is brand new. There are over 40 theories that attemp
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I'm Batman - Amy Wray

915 views / 4 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/i-m-batman-amy-wray What flies through the night, silently guarding and protecting our world from evil? Batman? Try...a bat. Like Batman, bats are widely misunderstood and vilified. Amy Wray disproves the myth t
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What Percentage Of Your Brain Do You Use? - Richard E. Cytowic

782 views / 0 likes - added 8 years ago

http://ed.ted.com/lessons/what-percentage-of-your-brain-do-you-use-richard-e-cytowic Two thirds of the population believes a myth that has been propagated for over a century: that we use only 10% of our brains. Hardly! Our neuron-dense brains have evolved
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OK K.O.! Let's Be Heroes | Life of Darrell | Minisode

524 views / 0 likes - added 6 years ago

Lord Boxman explains where all the robots that constantly attack the Plaza come from. Watch more videos on the go, get the Cartoon Network’s Watch And Play app here: http://itunes.apple.com/au/app/cartoon-network-watch-play/id700390966?mt=8 Check out our
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Are Spotty Fruits And Vegetables Safe To Eat? - Elizabeth Brauer

896 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/are-spotty-fruits-and-vegetables-safe-to-eat-elizabeth-brauer In 2010, 30 billion dollars worth of fruits and vegetables were wasted by American retailers and shoppers, in part because of cosmetic problems and p
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Making Waves: The Power Of Concentration Gradients - Sasha Wright

1,050 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-motion-of-the-ocean-the-concentration-gradient-sasha-wright The constant motion of our oceans represents a vast and complicated system involving many different drivers. Sasha Wright explains the physics behi
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Can Plants Talk To Each Other? - Richard Karban

1,372 views / 2 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/can-plants-talk-to-each-other-richard-karban Can plants talk to each other? It certainly doesn’t seem that way: They don’t have complex sensory or nervous systems, like animals do, and they look pret
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04:32 Popular
The Science Behind The Myth: Homer's

764 views / 1 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-science-behind-the-myth-homer-s-odyssey-matt-kaplan Homer's "Odyssey" recounts the adventures of the Greek hero Odysseus during his journey home from the Trojan War. Though some parts may be based on real ev
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What Is A Gift Economy? - Alex Gendler

787 views / 2 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/what-is-a-gift-economy-alex-gendler What if, this holiday season, instead of saying "thank you" to your aunt for her gift of a knitted sweater, the polite response expected from you was to show up at her house i
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How to Build an Igloo

727 views / 3 likes - added 8 years ago

This classic short film shows how to make an igloo using only snow and a knife. Two Inuit men in Canada’s Far North choose the site, cut and place snow blocks and create an entrance--a shelter completed in one-and-a-half hours. The commentary explai
04:52 Popular
Mary's room: A philosophical thought experiment - Eleanor Nelsen

781 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/mary-s-room-a-philosophical-thought-experiment-eleanor-nelsen Imagine a neuroscientist who has only ever seen black and white things, but she is an expert in color vision and knows everything about its physics a
05:04
What Makes Something

486 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/what-makes-something-kafkaesque-noah-tavlin The term Kafkaesque has entered the vernacular to describe unnecessarily complicated and frustrating experiences, especially with bureaucracy. But does standing in a l
04:47
How do focus groups work? - Hector Lanz

579 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/how-do-focus-groups-work-hector-lanz Focus groups have been widely used by organizations and individuals to find out how their products and ideas will be received by an audience. From the usage of household prod
03:55 Popular
What Is The World Wide Web? - Twila Camp

1,659 views / 1 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/what-is-the-world-wide-web-twila-camp The World Wide Web is used every day by millions of people for everything from checking the weather to sharing cat videos. But what is it exactly? Twila Camp describes this
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Different types of chopsticks, explained

817 views / 0 likes - added 6 years ago

They might look similar but there's differences between Japanese, Chinese and Korean chopsticks. Chopstick expert Edward Wang explains. SUBSCRIBE: https://goo.gl/kdDpXu FOLLOW QUARTZ: Facebook: https://goo.gl/DsmLvx Twitter: https://goo.gl/rY7pSX Check ou
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Free Falling In Outer Space - Matt J. Carlson

1,761 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/free-falling-in-outer-space-matt-j-carlson If you were to orbit the Earth, you'd experience the feeling of free fall, not unlike what your stomach feels before a big dive on a roller coaster. With a little help
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Why do animals have such different lifespans? - Joao Pedro de Magalhaes

1,390 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/why-do-animals-have-such-different-lifespans-joao-pedro-de-magalhaes For the microscopic lab worm C. elegans, life equates to just a few short weeks on Earth. The bowhead whale, on the other hand, can live over
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What Causes Economic Bubbles? - Prateek Singh

1,052 views / 0 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/what-causes-economic-bubbles-prateek-singh During the 1600’s, the exotic tulip became a nationwide sensation; some single bulbs even sold for ten times the yearly salary of a skilled craftsman. Suddenly, though,
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James Webb Space Telescope first full color image unveiled by President Biden

474 views / 0 likes - added 1 year ago

On Jun 11, 2022, President Joe Biden unveiled the first deep field image captured by the James Webb Space Telescope, galaxy cluster SMACS 0723. NASA administrator Bill Nelson explains the image. -- Pres. Biden unveils James Webb Space Telescope's ultradee
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The Chemistry Of Cookies - Stephanie Warren

784 views / 1 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-chemistry-of-cookies-stephanie-warren You stick cookie dough into an oven, and magically, you get a plate of warm, gooey cookies. Except it's not magic; it's science. Stephanie Warren explains via basic chem
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04:58
The Incredible Collaboration Behind The International Space Station - Tien Nguyen

640 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-incredible-collaboration-behind-the-international-space-station-tien-nguyen The International Space Station is roughly the size of a six-bedroom house and weighs more than 320 cars -- it's so large that no s
03:45
The Infinite Life Of Pi - Reynaldo Lopes

599 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-infinite-life-of-pi-reynaldo-lopes The ratio of a circle's circumference to its diameter is always the same: 3.14159... and on and on (literally!) forever. This irrational number, pi, has an infinite number
03:36
How does an atom-smashing particle accelerator work? - Don Lincoln

540 views / 0 likes - added 6 years ago

View full lesson: http://ed.ted.com/lessons/how-does-an-atom-smashing-particle-accelerator-work-don-lincoln An atom smasher, or particle accelerator, collides atomic nuclei together at extremely cold temperatures, very low air pressure, and hyperbolically
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Can Wildlife Adapt To Climate Change? - Erin Eastwood

1,925 views / 3 likes - added 8 years ago

VIew full lesson: http://ed.ted.com/lessons/can-wildlife-adapt-to-climate-change-erin-eastwood With rising temperatures and seas, massive droughts, and changing landscapes, successfully adapting to climate change is increasingly important. For humans, thi
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03:28 Popular
Buffalo Buffalo Buffalo: One-word Sentences And How They Work - Emma Bryce

760 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/buffalo-buffalo-buffalo-one-word-sentences-and-how-they-work-emma-bryce ‘Buffalo buffalo Buffalo buffalo buffalo buffalo Buffalo buffalo’ is a grammatically correct sentence. How? Emma Bryce explains how this an
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03:51
How do cancer cells behave differently from healthy ones? - George Zaidan

669 views / 1 likes - added 6 years ago

View full lesson: http://ed.ted.com/lessons/how-do-cancer-cells-behave-differently-from-healthy-ones-george-zaidan How do cancer cells grow? How does chemotherapy fight cancer (and cause negative side effects)? The answers lie in cell division. George Zai
06:04 $How does fracking work? - Mia Nacamulli$
How does fracking work? - Mia Nacamulli

674 views / 0 likes - added 6 years ago

View full lesson: http://ed.ted.com/lessons/how-does-fracking-work-mia-nacamulli Deep underground lie stores of once-inaccessible natural gas. There’s a technology, called hydraulic fracturing, or “fracking,” that can extract this natural gas, potentially
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How Playing An Instrument Benefits Your Brain - Anita Collins

893 views / 0 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/how-playing-an-instrument-benefits-your-brain-anita-collins When you listen to music, multiple areas of your brain become engaged and active. But when you actually play an instrument, that activity becomes more
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02:06
Bobi, the Worlds Oldest Dog Is 30

159 views / 0 likes - added 1 year ago

When Bobi, a purebred Rafeiro do Alentejo, celebrated its 30th birthday last year, Costa knew he had broken an almost century-old record held by an Australian cattle-dog that died at 29 years and five months in 1939. Costa got in touch with Guinness World
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How Does Your Smartphone Know Your Location? - Wilton L. Virgo

853 views / 0 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/how-does-your-smartphone-know-your-location-wilton-l-virgo GPS location apps on a smartphone can be very handy when mapping a travel route or finding nearby events. But how does your smartphone know where you ar
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03:51 Popular
An Athlete Uses Physics To Shatter World Records - Asaf Bar-Yosef

811 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/an-athlete-uses-physics-to-shatter-world-records-asaf-bar-yosef When Dick Fosbury couldn't compete against the skilled high jumpers at his college, he tried jumping in a different way -- backwards. Fosbury impro
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How North America Got Its Shape - Peter J. Haproff

1,018 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/how-north-america-got-its-shape-peter-j-haproff North America didn’t always have its familiar shape, nor its famed mountains, canyons, and plains: all of that was once contained in an unrecognizable mass, buried
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01:25
Marathon

560 views / 0 likes - added 8 years ago

A marathon is a long-distance running race. Why is it called a Marathon? Deane explains. SUBSCRIBE NOW http://www.youtube.com/subscription_center?add_user=CuriosityShow CONNECT WITH CURIOSITY Facebook ➤ http://www.facebook.com/CuriosityShow Twitter ➤ http
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How Cosmic Rays Help Us Understand The Universe - Veronica Bindi

718 views / 0 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/how-cosmic-rays-help-us-understand-the-universe-veronica-bindi We only know 4% of what the universe is made up of. Can we also know what lies beyond our galaxy ... and if there are undiscovered forms of matter?
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Should You Trust Unanimous Decisions? - Derek Abbott

869 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/should-you-trust-unanimous-decisions-derek-abbott Imagine a police lineup where ten witnesses are asked to identify a bank robber they glimpsed fleeing the scene. If six of them pick the same person, there’s a g
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How We Think Complex Cells Evolved - Adam Jacobson

851 views / 0 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/how-we-think-complex-cells-evolved-adam-jacobson Imagine you swallowed a small bird and suddenly gained the ability to fly … or you ate a cobra and were able to spit poisonous venom! Well, throughout the history
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04:10
What Is An Aurora? - Michael Molina

644 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/how-epic-solar-winds-make-brilliant-polar-lights-michael-molina Why do we see those stunning lights in the northern- and southernmost portions of the night sky? The Aurora Borealis and Aurora Australis occur whe
02:57
When To Use

541 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/when-to-use-me-myself-and-i-emma-bryce Me, myself, and I. You may be tempted to use these words interchangeably, because they all refer to the same thing. But in fact, each one has a specific role in a sentence:
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The genius of Mendeleev's periodic table - Lou Serico

2,109 views / 1 likes - added 6 years ago

View full lesson: http://ed.ted.com/lessons/the-genius-of-mendeleev-s-periodic-table-lou-serico The elements had been listed and carefully arranged before Dmitri Mendeleev. They had even been organized by similar properties before. So why is Mendeelev's p
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How Many Ways Can You Arrange A Deck Of Cards? - Yannay Khaikin

769 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/how-many-ways-can-you-arrange-a-deck-of-cards-yannay-khaikin One deck. Fifty-two cards. How many arrangements? Let's put it this way: Any time you pick up a well shuffled deck, you are almost certainly holding a
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03:54
Laser Beam

441 views / 0 likes - added 5 years ago

What is a Laser Beam? Deane explains using diagrams, a real laser beam, and smoke and mirrors!! SUBSCRIBE NOW http://www.youtube.com/subscription_center?add_user=CuriosityShow CONNECT WITH CURIOSITY Facebook ➤ http://www.facebook.com/CuriosityShow Twitter
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The Past, Present And Future Of The Bubonic Plague - Sharon N. DeWitte

766 views / 1 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/the-past-present-and-future-of-the-bubonic-plague-sharon-n-dewitte The bubonic plague, which killed around 1/5 of the world’s population in the 14th century, is still around today -- but it now claims only a few
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How Do Carbohydrates Impact Your Health? - Richard J. Wood

1,486 views / 1 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/how-do-carbohydrates-impact-your-health-richard-j-wood The things we eat and drink on a daily basis can impact our health in big ways. Too many carbohydrates, for instance, can lead to insulin resistance, which
11:10 Popular
The Five Major World Religions - John Bellaimey

867 views / 1 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-five-major-world-religions-john-bellaimey It's perfectly human to grapple with questions, like 'Where do we come from?' and 'How do I live a life of meaning?' These existential questions are central to the f
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How A Single-celled Organism Almost Wiped Out Life On Earth - Anusuya Willis

1,895 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/how-a-single-celled-organism-almost-wiped-out-life-on-earth-anusuya-willis There’s an organism that changed the world. It caused the first mass extinction in Earth’s history … and also paved the way for complex
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Why Don't Oil And Water Mix? - John Pollard

1,134 views / 1 likes - added 8 years ago

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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RNAi: Slicing, Dicing And Serving Your Cells - Alex Dainis

713 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/rnai-slicing-dicing-and-serving-your-cells-alex-dainis RNA, the genetic messenger, makes sure the DNA recipe gives your cells exactly what they ordered. But sometimes that means inhibiting some other RNA that go
03:46 Popular
The Paradox Of Value - Akshita Agarwal

892 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/the-paradox-of-value-akshita-agarwal Imagine you’re on a game show and you can choose between two prizes: a diamond … or a bottle of water. It’s an easy choice – the diamonds are more valuable. But if given the
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The history of the Cuban Missile Crisis - Matthew A. Jordan

846 views / 1 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/the-history-of-the-cuban-missile-crisis-matthew-a-jordan Imagine going about your life knowing that, at any given moment, you and everyone you know could be wiped out without warning at the push of a button. Thi
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A Trip Through Space To Calculate Distance - Heather Tunnell

1,035 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/a-trip-through-space-to-calculate-distance-heather-tunnell Imagine two aliens racing across outer space to their moon. Who can we deem the fastest alien? With DIRT -- or the equation Distance = Rate x Time -- we
04:35 Popular
How People Rationalize Fraud - Kelly Richmond Pope

983 views / 0 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/how-people-rationalize-fraud-kelly-richmond-pope If you ask people whether they think stealing is wrong, most of them would answer yes. And yet, in 2013, organizations all over the world lost an estimated total
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The Coelacanth: A Living Fossil Of A Fish - Erin Eastwood

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

View full lesson: http://ed.ted.com/lessons/the-coelacanth-a-living-fossil-of-a-fish-erin-eastwood The coelacanth, a prehistoric fish that was mistakenly thought to have gone extinct at the same time as the dinosaurs, has managed to stick around our seas
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How Exposing Anonymous Companies Could Cut Down On Crime - Global Witness

707 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/how-exposing-anonymous-companies-could-cut-down-on-crime-global-witness Companies are artificial entities created to allow real people to do business. But, unfortunately, there are some types of companies that a
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Rhythm In A Box: The Story Of The Cajon Drum - Paul Jennings

851 views / 1 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/rhythm-in-a-box-the-story-of-the-cajon-drum-paul-jennings Many modern musical instruments are complicated pieces of machinery with many moving parts. But the cajon is simply a drum and a stand and a seat all in
03:57
What Color Is Tuesday? Exploring Synesthesia - Richard E. Cytowic

615 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/what-color-is-tuesday-exploring-synesthesia-richard-e-cytowic How does one experience synesthesia -- the neurological trait that combines two or more senses? Synesthetes may taste the number 9 or attach a color
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Erosion and Soil

1,143 views / 1 likes - added 3 years ago

Jared explains why erosion occurs more slowly when soil is paired with leaf debris or plants, in this simple demonstration you can try at home or in class! Are you a teacher? Click here to explore our teaching resources! https://sites.google.com/temple.ed
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The History Of The Barometer (and How It Works) - Asaf Bar-Yosef

1,172 views / 2 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/the-history-of-the-barometer-and-how-it-works-asaf-bar-yosef A barometer is an instrument that measures air pressure, allowing weather forecasters and scientists to better predict extreme weather events. Despite
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04:56 Popular
How to squeeze electricity out of crystals - Ashwini Bharathula

1,126 views / 2 likes - added 6 years ago

View full lesson: http://ed.ted.com/lessons/how-to-squeeze-electricity-out-of-crystals-ashwini-bharathula It might sound like science fiction, but if you press on a crystal of sugar, it will actually generate its own electricity. This simple crystal can a
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Photosynthesis: Overview

647 views / 0 likes - added 5 years ago

Craig Beals explains the basics of Photosynthesis. The following organelles and process are explained: Thylakoid, NADP, NADPH, ATP, ADP, Calvin Cycle, Water, Sugar, Glucose, Oxygen, Carbon Dioxide, Chlorophyll, Chloroplasts. The worksheet/handout can be d
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The Surprising Reason You Feel Awful When You're Sick - Marco A. Sotomayor

905 views / 1 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-surprising-reason-you-feel-awful-when-you-re-sick-marco-a-sotomayor It starts with a tickle in your throat that becomes a cough. Your muscles begin to ache, you grow irritable, and you lose your appetite. It
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What Happens When Continents Collide? - Juan D. Carrillo

673 views / 2 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/what-happens-when-continents-collide-juan-d-carrillo Tens of millions of years ago, plate tectonics set North and South America on an unavoidable collision course that would change the face of the Earth and spel
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Here's why we have that little groove below our nose

619 views / 0 likes - added 7 years ago

Have you ever wondered why humans have a little groove below the nose? This video explains what they are and their purpose. Read more: http://www.businessinsider.com/sai FACEBOOK: https://www.facebook.com/techinsider TWITTER: https://twitter.com/techinsid
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Why do airlines sell too many tickets? - Nina Klietsch

657 views / 0 likes - added 7 years ago

View full lesson on ed.ted.com: http://ed.ted.com/lessons/why-do-airlines-sell-too-many-tickets-nina-klietsch Have you ever sat in a doctor’s office for hours, despite having an appointment? Has a hotel turned down your reservation because it’s full? Have
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Photosynthesis: ATP and ADP Cycle

678 views / 0 likes - added 5 years ago

Craig Beals explains how ATP and ADP cycle during Photosynthesis. The following are examined: ATP, ADP, Chlorophyll, Chemical Energy, Cells, Phosphate groups, etc. To download of copy of the handout/worksheet go to my website at: http://goo.gl/wk4RjT To l
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How Do Schools Of Fish Swim In Harmony? - Nathan S. Jacobs

903 views / 1 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/how-do-schools-of-fish-swim-in-harmony-nathan-s-jacobs How do schools of fish swim in harmony? How do the tiny cells in your brain give rise to the complex thoughts, memories, and consciousness that are you? Odd
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How One Piece Of Legislation Divided A Nation - Ben Labaree, Jr.

720 views / 1 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-legislation-that-birthed-the-republican-party-ben-labaree-jr You may think that things are heated in Washington today, but the Kansas-Nebraska Act of 1854 had members of Congress so angry they pulled out the
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How Marvel Built the VFX in Ant-Man and the Wasp | WIRED

674 views / 0 likes - added 5 years ago

Go behind the scenes of "Ant Man and the Wasp" with Danielle Costa, vice president of visual effects for Marvel Studios, as she explains all the amazing ways that CGI experts made characters bug-sized, enormous, and microscopic. "Ant-Man and the Wasp" is
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Newton's 3rd law examples//Homemade Science with Bruce Yeany

1,635 views / 1 likes - added 6 years ago

Newton's third law explains that for every force applied there is a second force that is equal in magnitude applied in the opposite direction Homemade science is a collection of classroom tested ideas, suggestions, projects, and experiments that I have us
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The myth of Icarus and Daedalus - Amy Adkins

973 views / 0 likes - added 7 years ago

View full lesson: ed.ted.com/lessons/the-myth-of-icarus-and-daedalus-amy-adkins In mythological ancient Greece, Icarus flew above Crete on wings made from wax and feathers, defying the laws of man and nature. To witnesses on the ground, he looked like a g
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How did Dracula become the world's most famous vampire? - Stanley Stepanic

840 views / 1 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/how-did-dracula-become-the-world-s-most-famous-vampire-stanley-stepanic Over a hundred years after his creator was laid to rest, Dracula lives on as the most famous vampire in history. But this Transylvanian nob
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Check your intuition: The birthday problem - David Knuffke

899 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/check-your-intuition-the-birthday-problem-david-knuffke Imagine a group of people. How big do you think the group would have to be before there’s more than a 50% chance that two people in the group have the same
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Why The Arctic Is Climate Change's Canary In The Coal Mine - William Chapman

992 views / 2 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/why-the-arctic-is-climate-change-s-canary-in-the-coal-mine-william-chapman The Arctic may seem like a frozen and desolate environment where nothing ever changes. But the climate of this unique and remote region
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How did trains standardize time in the United States? - William Heuisler

943 views / 0 likes - added 6 years ago

View full lesson: http://ed.ted.com/lessons/how-did-trains-standardize-time-in-the-united-states-william-heuisler If you live in the United States, you may live in the Eastern Standard Time Zone. Or maybe you live in Mountain Standard Time or one of the o
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How Art Can Help You Analyze - Amy E. Herman

1,323 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/how-art-can-help-you-analyze-amy-e-herman Can art save lives? Not exactly, but our most prized professionals (doctors, nurses, police officers) can learn real world skills through art analysis. Studying art like
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The Last Banana: A Thought Experiment In Probability - Leonardo Barichello

2,077 views / 1 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/the-last-banana-a-thought-experiment-in-probability-leonardo-barichello Imagine a game played with two players and two dice: if the biggest number rolled is one, two, three, or four, player 1 wins. If the bigges
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Lymphatic System: Crash Course A&P #44

1,690 views / 0 likes - added 8 years ago

Today Hank explains your unsung lymphatic system and how it supports cardiovascular function by collecting, filtering, and returning interstitial fluid back into the bloodstream via a system of lymphatic vessels. He also explains the system’s major role i
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Population Pyramids: Powerful Predictors Of The Future - Kim Preshoff

940 views / 1 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/population-pyramids-powerful-predictors-of-the-future-kim-preshoff Population statistics are like crystal balls -- when examined closely, they can help predict a country's future (and give important clues about
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The Sun’s Surprising Movement Across The Sky - Gordon Williamson

808 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-sun-s-surprising-movement-across-the-sky-gordon-williamson Suppose you placed a camera at a fixed position, took a picture of the sky at the same time every day for an entire year, and overlaid all of the ph
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How Does Cancer Spread Through The Body? - Ivan Seah Yu Jun

1,376 views / 2 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/how-does-cancer-spread-through-the-body-ivan-seah-yu-jun Cancer usually begins with one tumor in a specific area of the body. But if the tumor is not removed, cancer has the ability to spread to nearby organs as
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The Mystery Of Motion Sickness - Rose Eveleth

1,128 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-mystery-of-motion-sickness-rose-eveleth Although one third of the population suffers from motion sickness, scientists aren't exactly sure what causes it. Like the common cold, it's a seemingly simple problem
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The Hidden Meanings Of Yin And Yang - John Bellaimey

1,044 views / 3 likes - added 8 years ago

View full lesson here: http://ed.ted.com/lessons/the-hidden-meanings-of-yin-and-yang-john-bellaimey The ubiquitous yin-yang symbol holds its roots in Taoism/Daoism, a Chinese religion and philosophy. The yin, the dark swirl, is associated with shadows, fe
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Why is Vermeer's "Girl with the Pearl Earring" considered a masterpiece? - James Earle

917 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/why-is-vermeer-s-girl-with-the-pearl-earring-considered-a-masterpiece-james-earle Is she turning towards you or away from you? No one can agree. She’s the subject of Dutch Master Johannes Vermeer’s "Girl with th
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TIL: This Volcano Has Erupted Almost Every Hour For 94 Years | Today I Learned

769 views / 1 likes - added 6 years ago

In this episode of Today I Learned, National Geographic explorer and volcanologist Stephanie Grocke explains what might be driving Santiaguito’s almost hourly eruptions. ➡ Subscribe: http://bit.ly/NatGeoSubscribe ➡ Watch All Today I Learned Clips here: ht
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There's no purple light

355 views / 0 likes - added 5 years ago

Even though you can see purple, there's no purple light. This also explains why we can use a colour wheel when the electromagnetic spectrum is linear. Patreon- https://www.patreon.com/user?u=849925 Twitter- https://twitter.com/JesseAgarYT Images Paul Long
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The Mole 2 - Converting Moles to Atoms and Molecules

991 views / 0 likes - added 5 years ago

Craig Beals explains how to convert moles to particles (atoms, molecules, ions, formula units) and how to convert from particles back to moles. Craig uses dimensional analysis in this series about the mole so that no formulas need to be memorized, all you
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The secrets of Mozart’s “Magic Flute” - Joshua Borths

816 views / 1 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/the-secrets-of-mozart-s-magic-flute-joshua-borths Wolfgang Amadeus Mozart’s “Die Zauberflöte” (“The Magic Flute”) is widely regarded as one of the most influential operas in history. And while it may seem like a
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04:43 Popular
Why Aren't We Only Using Solar Power? - Alexandros George Charalambides

1,281 views / 3 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/why-aren-t-we-only-using-solar-power-alexandros-george-charalambides Solar power is cheaper and more sustainable than our current coal-fueled power plants, so why haven't we made the switch? The real culprits he
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It May Be Physically Impossible To Visit Another Universe, According To A Physicist

433 views / 0 likes - added 6 years ago

There are many different ways a multiverse might exist. But can you travel to these different universes? Columbia University physicist Brian Greene explains if it would even be possible. Science Insider tells you all you need to know about science: space,
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'Gravity Is the Law That Makes Everything Happen'

130 views / 0 likes - added 2 years ago

The theoretical physicist Claudia de Rham explains why gravity is so fundamental to our understanding of everything in the universe. Read the full interview here: https://www.quantamagazine.org/claudia-de-rham-slayed-gravitys-ghosts-20200818/Video by Phil
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How The Königsberg Bridge Problem Changed Mathematics - Dan Van Der Vieren

861 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/how-the-konigsberg-bridge-problem-changed-mathematics-dan-van-der-vieren You’d have a hard time finding the medieval city Königsberg on any modern maps, but one particular quirk in its geography has made it one
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Here are the best and worst sugars for you

533 views / 0 likes - added 7 years ago

Which is better for you: soda or milk? You might be able to guess the answer, but do you know why? Milk and soda are made up of different kinds of sugar. Robert Lustig, who is a professor of pediatric endocrinology at the University of California at San F
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How to lower your chances of a being attacked by a shark

979 views / 3 likes - added 6 years ago

George Burgess, the director for the Florida Program for Shark Research at the Florida Museum of Natural History and contributor to "SharkFest," explains what people can do to avoid a shark attack. Following is a transcript of the video. Read more: http:/
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Biology - Cellular Respiration

694 views / 0 likes - added 5 years ago

Craig Beals explains the basics of Cellular Respiration including Glycolysis, the Krebs Cycle / Citric Acid Cycle, and the Electron Transport Chain. The following are examined: Cytoplasm, Mitochondria, Nucleus, Glucose, ATP, ADP, NAD+, NADPH, NADH, Pyruva
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The disturbing evolution of soda bottles

572 views / 0 likes - added 7 years ago

Consumers are continually demand bigger and bigger portion sizes, and nothing shows that more than how soda sizes have increased since World War II. Sugar expert and author of “The Hacking of the American Mind,” and "Fat Chance," Robert Lustig explains wh
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Could we create dark matter? - Rolf Landua

699 views / 0 likes - added 6 years ago

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/could-we-create-dark-matter-rolf-landua Eighty-five percent of the matter in our universe is dark matter. We don’t know what dark matter is made of, and
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Three women who changed how we see the universe | BBC Ideas

902 views / 0 likes - added 5 years ago

These three amazing women astronomers - Henrietta Swan Leavitt, Cecilia Payne-Gaposchkin and Vera Rubin - changed the way we see the universe. Astrophysicist Jo Dunkley explains what she learnt from them. Subscribe to BBC Ideas https://bbc.in/2F6ipav ----
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Einstein failed to solve the Universe. Heres what it would take to succeed. | Michio Kaku

74 views / 0 likes - added 8 months ago

If Einstein couldnt solve the theory of everything, could anyone? Physicist Michio Kaku explains what it would take.Subscribe to Big Think on YouTube https://www.youtube.com/channel/UCvQECJukTDE2i6aCoMnS-Vg?sub_confirmation=1Up next, Physics greatest myst
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Why water is one of the weirdest things in the universe | BBC Ideas

1,290 views / 0 likes - added 5 years ago

Science journalist Alok Jha explains why water is so incredibly strange. Prepare to have your mind blown.. Subscribe to BBC Ideas https://bbc.in/2F6ipav Animation by Oliver Smyth. --------------------------------- Do you have a curious mind? You’re in the
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Are aliens already watching us? | BBC Ideas

602 views / 0 likes - added 5 years ago

We've been sending signals into the universe for decades. Should we stop advertising ourselves? And if we stopped, could aliens still find us? MIT quantum astrochemist Clara Sousa-Silva explains. Subscribe to BBC Ideas https://bbc.in/2F6ipav -------------
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Why Apple Can't Kill Analog

350 views / 0 likes - added 5 years ago

In 2016 Apple removed the headphone jack from the iPhone — but despite this, the headphone jack just won't die. Apple still includes it in many of their newest products. This video walks you through how audio technology evolved, and why analog stand
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Why does time go forwards not backwards? | BBC Ideas

790 views / 0 likes - added 5 years ago

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
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Why did T. rex have small arms? | Natural History Museum

466 views / 0 likes - added 4 years ago

Tyrannosaurus's tiny arms are often joked about. But were their surprisingly muscular limbs actually more useful than they're given credit for?Museum scientist Kieran Miles explains some of the theories for what these famous dinosaurs may have used their
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The amazing ways plants defend themselves - Valentin Hammoudi

787 views / 1 likes - added 6 years ago

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/the-amazing-ways-plants-defend-themselves-valentin-hammoudi Plants are constantly under attack. They face threats ranging from microscopic fungi to smal
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Here's why the American flag is reversed on military uniforms

797 views / 3 likes - added 6 years ago

Tim Marshall, the author of "Worth Dying for: The Power and Politics of Flags" explains why American flags are reversed on military uniforms. -------------------------------------------------- Follow BI Video on Twitter: http://bit.ly/1oS68Zs Follow BI on

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