Why do humans have a third eyelid? – Dorsa Amir
Discover how evolution and natural selection influence why the human body has vestigial organs— body parts that no longer serve thei...
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Got seeds? Just add bleach, acid and sandpaper – Mary Koga
View full lesson: http://ed.ted.com/lessons/got-seeds-just-add-bleach-acid-and-sandpaper-mary-koga For a seed to start growing, its...
Try something new for 30 days – Matt Cutts
View full lesson: http://ed.ted.com/lessons/try-something-new-for-30-days-matt-cutts Is there something you’ve always meant to...
Beware of nominalizations (AKA zombie nouns) – Helen Sword
View full lesson: http://ed.ted.com/lessons/beware-of-nominalizations-aka-zombie-nouns-helen-sword Few mistakes sour good writing li...
The myth of Jason and the Argonauts – Iseult Gillespie
Download a free audiobook version of “Circe” and support TED-Ed’s nonprofit mission: https://www.audible.com/ted-e...
What is epigenetics? – Carlos Guerrero-Bosagna
View full lesson: http://ed.ted.com/lessons/how-the-choices-you-make-can-affect-your-genes-carlos-guerrero-bosagna Here’s a conundru...
Why do whales sing? – Stephanie Sardelis
View full lesson: http://ed.ted.com/lessons/how-do-whales-sing-stephanie-sardelis Communicating underwater is challenging. Light and...
How we see color – Colm Kelleher
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...
Is it possible to create a perfect vacuum? – Rolf Landua and Anais Rassat
Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/is-it-possible-to-create-a-pe...
Why are there so many types of apples? – Theresa Doud
View full lesson: http://ed.ted.com/lessons/why-are-there-so-many-types-of-apples-theresa-doud Have you ever walked into a grocery s...