Ted-Ed

What does appendix pain feel like? - David R. Flum

The surprising reason zebras have stripes - Cella Wright

How Language Shapes the Way We Think | Lera Boroditsky @TED #ted #tedtalks

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

The surprising effects of outer space on the human body - Tejal Gala

What’s the smartest age? - Shannon Odell

The unexpected math behind Van Gogh's 'Starry Night' - Natalya St. Clair

Why is it so dangerous to step on a rusty nail? - Louise Thwaites

TEDEd Student Talks | The Psychology of Conspiracy Theories by Maryam & Jana

How did ancient civilizations make ice cream? - Vivian Jiang

The tale of the boy who tricked a tyrant - Paschal Kyiiripuo Kyoore

How to stay calm under pressure - Noa Kageyama and Pen-Pen Chen

A brief history of toilets - Francis de los Reyes

This one weird trick will get you infinite gold - Dan Finkel

Why did Megalodon go extinct? - Jack Cooper and Catalina Pimiento

The strangest summer in recorded history - David Biello

The language of lying — Noah Zandan

The tale of the doctor who defied Death - Iseult Gillespie

Which is stronger: Glue or tape? - Elizabeth Cox

Newton’s three-body problem explained - Fabio Pacucci

What happened when these 6 dictators took over? - Stephanie Honchell Smith

The chemistry of cookies - Stephanie Warren

What happens if you cut down all of a city's trees? - Stefan Al

What if you experienced every human life in history?