TED-Ed

Why are airplanes slower than they used to be? - Alex Gendler

Whatever happened to acid rain? - Joseph Goffman

This tool will help improve your critical thinking - Erick Wilberding

The surprising secrets of hummingbird flight - Kristiina J. Hurme and Alejandro Rico-Guevara

Why good ideas get trapped in the valley of death— and how to rescue them

Can you outsmart the apples and oranges fallacy? - Elizabeth Cox

How to see with sound - Jacques S. Abramowicz

A brief history of the devil - Brian A. Pavlac

Why every world map is wrong - Kayla Wolf

Can you solve the fantasy election riddle? - Dennis E. Shasha

Ugly History: The Spanish Inquisition - Kayla Wolf

What’s the best fuel for your car?

How do antidepressants work? - Neil R. Jeyasingam

How much land does it take to power the world?

The incredible, bendable, twistable, expandable elephant trunk - Chase LaDue & Bruce A. Schulte

How does artificial intelligence learn? - Briana Brownell

How much electricity does it take to power the world?

Who were Las Mariposas, and why were they murdered? - Lisa Krause

How would you finish the sentence, “Imagine if…”? - Sir Ken Robinson

Can loud music damage your hearing? - Heather Malyuk

The material that could change the world... for a third time

Debunking the myth of the Lost Cause: A lie embedded in American history - Karen L. Cox

Can you solve the demon dance party riddle? - Edwin Meyer

The world's biggest battery looks nothing like a battery