Browse Lessons

A brief history of sumo wrestling - Lee Thompson

Why does catnip make cats go crazy? - Jaap de Roode

The dark origins of Disney fairy tales - Claudia Schwabe

Why your best ideas usually start as bad ones | Think Like A Musician

The incredible engineering of Venice - Stephanie H. Smith

The missing ingredient in how we learn

How did detectives solve the case of the bloody motel? - Theodore E. Yeshion

3 grammar rules that you don’t need to follow anymore - Arika Okrent

Write every day, even if it’s terrible | Think Like A Musician

Have you ever had an imaginary friend? Watch this

How do snakes swallow animals so much bigger than they are? - Niko Zlotnik

What happens if you eat a silica gel packet? - Vivian Jiang

Do artists really write their own songs? | Think Like A Musician

Could lotteries replace elections? - Michael Vazquez

3 surprising ways microplastics can enter your body

How long can hair grow? - Maksim Plikus

What happens when you break a bone? - Gurpreet Baht and Natalie Pang

How does the morning-after pill prevent pregnancy? - Alison Edelman

How hat fashion has evolved throughout history - Alison L. Goodrum

The biggest mistake lottery winners make

Does hypnosis ever actually work? - Devin Terhune

How expert songwriters find the right lyrics | Think Like A Musician

The machine that changed our understanding of human history - Max G. Levy

What is vaginal discharge and why does it happen? - Elizabeth Micks

How top songwriters craft the perfect pop song | Think Like A Musician

The infamous JoJo thought experiment - Michael Vazquez and Sarah Stroud

Kiranmala: The tale of the princess who conquered Magic Mountain - Malay Bera

How Japan saved its biggest city from collapse - Roman Krznaric

Which instrument should you play? | Think Like A Musician

Was Alexander the Great really that great? - Stephanie Honchell Smith

Winter got you feeling down? Watch this - Kelly Rohan

What’s the best position to sleep in? - Rachel Marie E. Salas

Scientists still don't know the answer to this infamous question - Charles Wallace & Dan Kwartler

10 musicians weigh in on what makes for a great performance | Think Like A Musician

How comic books can help you learn - Gene Luen Yang

How one of the world’s richest companies rose to power - Shantel George

This is what happens in your brain when you can’t recall a word - Cella Wright

What lack of sleep does to the teenage brain - Wendy Troxel

How the lead industry lied to the public for decades - Gerald Markowitz and David Rosner

The 3 best predictors of how well you’ll age - Juulia Jylhävä

The best way to become good at something might surprise you - David Epstein

How to become a great singer | Think Like A Musician

Japan's most famous ghost story - Jeffrey Angles

What’s the best way to lift people out of poverty?

Are vampire bats dangerous? - Imran Razik

Inside the mind of a drummer | Think Like A Musician

How exactly do inhalers work? - Anna Rothschild

The Greek myth of the Fates’ prophecy - Iseult Gillespie