TED Ed

Does time exist? - Andrew Zimmerman Jones

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The princess who rewrote history - Leonora Neville

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Which is stronger: Glue or tape? - Elizabeth Cox

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History through the eyes of a chicken - Chris A. Kniesly

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Why can't you divide by zero? - TED-Ed

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/why-can-t-you-divide-by-zero In the world of ma...

Why can't some birds fly? - Gillian Gibb

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Did the Amazons really exist? - Adrienne Mayor

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What causes headaches? - Dan Kwartler

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What if cracks in concrete could fix themselves? - Congrui Jin

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The myth of King Midas and his golden touch - Iseult Gillespie

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How do you decide where to go in a zombie apocalypse? - David Hunter

View full lesson: http://ed.ted.com/lessons/how-do-you-decide-where-to-go-in-a-zombie-apocalypse-david-hunter Can geography save your life in case of,...

How do cigarettes affect the body? - Krishna Sudhir

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How do vitamins work? - Ginnie Trinh Nguyen

View full lesson: http://ed.ted.com/lessons/what-s-the-value-of-vitamins-ginnie-trinh-nguyen Vitamins are the building blocks that keep our bodies run...

What is dyslexia? - Kelli Sandman-Hurley

View full lesson: http://ed.ted.com/lessons/what-is-dyslexia-kelli-sandman-hurley Dyslexia affects up to 1 in 5 people, but the experience of dyslexia...

What would happen if every human suddenly disappeared? - Dan Kwartler

If you enjoy this lesson, we highly recommend reading "The World Without Us." A discounted e-book version is available here: https://amzn.to/2QwSPyH C...

The otherworldly creatures in the ocean's deepest depths - Lidia Lins

View full lesson: http://ed.ted.com/lessons/the-otherworldly-creatures-in-the-ocean-s-deepest-depths-lidia-lins About 60 percent of the ocean is a col...

What would happen if you didn’t drink water? - Mia Nacamulli

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Why do we cry? The three types of tears - Alex Gendler

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What is imposter syndrome and how can you combat it? - Elizabeth Cox

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Why do we dream? - Amy Adkins

View full lesson: http://ed.ted.com/lessons/why-do-we-dream-amy-adkins In the 3rd millennium BCE, Mesopotamian kings recorded and interpreted their dr...

The science of milk - Jonathan J. O'Sullivan

View full lesson: http://ed.ted.com/lessons/the-science-of-milk-jonathan-j-o-sullivan The milk industry produces in excess of 840 million tons of prod...

What is depression? - Helen M. Farrell

View full lesson: http://ed.ted.com/lessons/what-is-depression-helen-m-farrell Depression is the leading cause of disability in the world; in the Unit...

What causes bad breath? - Mel Rosenberg

View full lesson: http://ed.ted.com/lessons/what-causes-bad-breath-mel-rosenberg Halitosis is a curse that has plagued humanity since ancient times. B...

Can you solve the wizard standoff riddle? - Dan Finkel

Practice more problem-solving at https://brilliant.org/TedEd/ Sign up to be emailed the solution to the bonus riddle: https://brilliant.org/tededpoiso...