How did ancient civilizations make ice cream? - Vivian Jiang

How does an air conditioner actually work? - Anna Rothschild

Why don't "tough" and "dough" rhyme? - Arika Okrent

Could AI predict the future? - Thomas Hofweber

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

Scientists are obsessed with this lake - Nicola Storelli and Daniele Zanzi

How could so many people support Hitler? - Joseph Lacey

If you're an adult mayfly you'll probably die before the end of this video - Luke M. Jacobus

How to increase your happiness

How do gas masks actually work? - George Zaidan

The rise and fall of the Maya Empire’s most powerful city - Geoffrey E. Braswell

Does math have a major flaw? - Jacqueline Doan and Alex Kazachek

Picture a perfect society. What does it look like? - Joseph Lacey

The Nazis recruited to win the Cold War - Brian Crim

How to prevent political corruption - Stephanie Honchell Smith

The true story behind the legend of the 47 Rōnin - Adam Clulow

Why is "The Scream" screaming? - Noah Charney

What is earwax — and should you get rid of it? - Henry C. Ou

What Earth in 2050 could look like - Shannon Odell

The Greek myth of Demeter's revenge - Iseult Gillespie

The underground cities of the Byzantine Empire - Veronica Kalas

What causes addiction, and why is it so hard to treat? - Judy Grisel

Why was the Rosetta Stone so important? - Franziska Naether

One of the world’s oldest condiments - Dan Kwartler

5 philosophers on anger - Delaney Thull

How humanity got hooked on coffee - Jonathan Morris

Will the real Fernando please stand up? - Ilan Stavans

Can you solve the magical maze riddle? - Alex Rosenthal

The warrior who defeated the mighty Mughals - Stephanie Honchell Smith

When ancient wisdom beats modern industry - Rebecca Webster