displaying 1 - 30 records in total 76
What really happens to the plastic you throw away - Emma Bryce
- Published_at:2015-04-21
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/what-really-happens-to-the-plastic-you-throw-away-emma-bryce We’ve all been told that we should recycle plastic bottles and containers. But what actually happens to the plastic if we just throw it away?...
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Why Shakespeare loved iambic pentameter - David T. Freeman and Gregory Taylor
- Published_at:2015-01-27
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/why-shakespeare-loved-iambic-pentameter-david-t-freeman-and-gregory-taylor Shakespeare sometimes gets a bad rap in high schools for his complex plots and antiquated language. But a quick peek into the...
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The evolution of the human eye - Joshua Harvey
- Published_at:2015-01-08
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/the-evolution-of-the-human-eye-joshua-harvey The human eye is an amazing mechanism, able to detect anywhere from a few photons to a few quadrillion, or switch focus from the screen in front of you to the...
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How a wound heals itself - Sarthak Sinha
- Published_at:2014-11-10
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/how-a-wound-heals-itself-sarthak-sinha Our skin is the largest organ in our bodies, with a surface area of about 20 square feet in adults. When we are cut or wounded, our skin begins to repair itself...
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Ideasthesia: How do ideas feel? - Danko Nikolić
- Published_at:2014-11-06
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/ideasthesia-how-do-ideas-feel-danko-nikolic The traditional model of our mental function is that first our senses provide data to our brain, which then translates those senses into the appropriate mental...
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The language of lying - Noah Zandan
- Published_at:2014-11-03
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/the-language-of-lying-noah-zandan We hear anywhere from 10 to 200 lies a day. And although we’ve spent much of our history coming up with ways to detect these lies by tracking physiological changes in their...
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A different way to visualize rhythm - John Varney
- Published_at:2014-10-20
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/a-different-way-to-visualize-rhythm-john-varney In standard notation, rhythm is indicated on a musical bar line. But there are other ways to visualize rhythm that can be more intuitive. John Varney...
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Why do we pass gas? - Purna Kashyap
- Published_at:2014-09-08
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/why-do-we-pass-gas-purna-kashyap Flatulence is a daily phenomenon. In fact, most human beings pass gas 10-20 times a day (yes, that includes you). Where does your bodily gas come from? Purna Kashyap takes...
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Why we love repetition in music - Elizabeth Hellmuth Margulis
- Published_at:2014-09-02
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/why-we-love-repetition-in-music-elizabeth-hellmuth-margulis How many times does the chorus repeat in your favorite song? How many times have you listened to that chorus? Repetition in music isn’t just a...
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How do you know you exist? - James Zucker
- Published_at:2014-08-14
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/how-do-you-know-you-exist-james-zucker How do you know you’re real? Is existence all just a big dream? Has some mad scientist duped us into simply believing that we exist? James Zucker investigates all of...
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How optical illusions trick your brain - Nathan S. Jacobs
- Published_at:2014-08-12
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/how-optical-illusions-trick-your-brain-nathan-s-jacobs Optical illusions are images that seem to trick our minds into seeing something different from what they actually are. But how do they work? Nathan S....
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What causes antibiotic resistance? - Kevin Wu
- Published_at:2014-08-07
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/how-antibiotics-become-resistant-over-time-kevin-wu Right now, you are inhabited by trillions of microorganisms. Many of these bacteria are harmless (or even helpful!), but there are a few strains of ‘super...
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Under the hood: The chemistry of cars - Cynthia Chubbuck
- Published_at:2014-07-24
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/under-the-hood-the-chemistry-of-cars-cynthia-chubbuck There are over one billion cars in the world right now, getting people from point A to point B. But cars aren't just a mode of transportation; they also...
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How playing an instrument benefits your brain - Anita Collins
- Published_at:2014-07-22
- Category:Education
- Channel:TED-Ed
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- description: 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...
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How quantum mechanics explains global warming - Lieven Scheire
- Published_at:2014-07-17
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/how-quantum-mechanics-explains-global-warming-lieven-scheire You've probably heard that carbon dioxide is warming the Earth. But how exactly is it doing it? Lieven Scheire uses a rainbow, a light bulb and a...
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What makes tattoos permanent? - Claudia Aguirre
- Published_at:2014-07-10
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/what-makes-tattoos-permanent-claudia-aguirre The earliest recorded tattoo was found on a Peruvian mummy in 6,000 BC. That's some old ink! And considering humans lose roughly 40,000 skin cells per hour, how...
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Inside the ant colony - Deborah M. Gordon
- Published_at:2014-07-08
- Category:Education
- Channel:TED-Ed
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- description: 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...
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What you might not know about the Declaration of Independence - Kenneth C. Davis
- Published_at:2014-07-01
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/what-you-might-not-know-about-the-declaration-of-independence-kenneth-c-davis In June 1776, a little over a year after the start of the American Revolutionary War, the US Continental Congress huddled...
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A guide to the energy of the Earth - Joshua M. Sneideman
- Published_at:2014-06-30
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/a-guide-to-the-energy-of-the-earth-joshua-m-sneideman Energy is neither created nor destroyed — and yet the global demand for it continues to increase. But where does energy come from, and where does it go?...
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What gives a dollar bill its value? - Doug Levinson
- Published_at:2014-06-23
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/what-gives-a-dollar-bill-its-value-doug-levinson The value of money is determined by how much (or how little) of it is in circulation. But who makes that decision, and how does their choice affect the...
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How to choose your news - Damon Brown
- Published_at:2014-06-05
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/how-to-choose-your-news-damon-brown With the advent of the Internet and social media, news is distributed at an incredible rate by an unprecedented number of different media outlets. How do we choose which...
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How does your brain respond to pain? - Karen D. Davis
- Published_at:2014-06-02
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/how-does-your-brain-respond-to-pain-karen-d-davis Everyone experiences pain -- but why do some people react to the same painful stimulus in different ways? And what exactly is pain, anyway? Karen D. Davis...
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How languages evolve - Alex Gendler
- Published_at:2014-05-27
- Category:Education
- Channel:TED-Ed
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- description: 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...
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How the heart actually pumps blood - Edmond Hui
- Published_at:2014-05-20
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/how-the-heart-actually-pumps-blood-edmond-hui For most of history, scientists weren't quite sure why our hearts were beating or even what purpose they served. Eventually, we realized that these thumping...
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From Aaliyah to Jay-Z: Captured moments in hip-hop history - Jonathan Mannion
- Published_at:2014-05-15
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/from-aaliyah-to-jay-z-captured-moments-in-hip-hop-history-jonathan-mannion Jonathan Mannion once convinced rapper DMX to climb into a pool of blood -- all in pursuit of the perfect photo. In this passionate...
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The science of symmetry - Colm Kelleher
- Published_at:2014-05-13
- Category:Education
- Channel:TED-Ed
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- description: 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...
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The fundamentals of space-time: Part 2 - Andrew Pontzen and Tom Whyntie
- Published_at:2014-05-01
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/the-fundamentals-of-space-time-part-2-andrew-pontzen-and-tom-whyntie View part 1 here: http://ed.ted.com/lessons/the-fundamentals-of-space-time-part-1-andrew-pontzen-and-tom-whyntie Light always travels at...
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How tsunamis work - Alex Gendler
- Published_at:2014-04-24
- Category:Education
- Channel:TED-Ed
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- description: 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...
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Climate change: Earth's giant game of Tetris - Joss Fong
- Published_at:2014-04-22
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/climate-change-earth-s-giant-game-of-tetris-joss-fong There's a game of Tetris happening on a global scale: The playing space is planet Earth, and all those pesky, stacking blocks represent carbon dioxide...
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Why is ketchup so hard to pour? - George Zaidan
- Published_at:2014-04-08
- Category:Education
- Channel:TED-Ed
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- description: View full lesson: http://ed.ted.com/lessons/why-is-ketchup-so-hard-to-pour-george-zaidan Ever go to pour ketchup on your fries...and nothing comes out? Or the opposite happens, and your plate is suddenly swimming in a sea of red? George Zaidan...
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displaying 1 - 30 records in total 76