TED-Ed

A glimpse of teenage life in ancient Rome – Ray Laurence

How tsunamis work – Alex Gendler

How sugar affects the brain – Nicole Avena

A day in the life of an ancient Greek architect – Mark Robinson

Did ancient Troy really exist? – Einav Zamir Dembin

How do cigarettes affect the body? – Krishna Sudhir

How playing an instrument benefits your brain – Anita Collins

Can you outsmart this logical fallacy? – Alex Gendler

Poison vs. venom: What’s the difference? – Rose Eveleth

How do steroids affect your muscles— and the rest of your body? – Anees Bahji

The science of attraction – Dawn Maslar

How the world’s longest underwater tunnel was built – Alex Gendler

Calculating The Odds of Intelligent Alien Life – Jill Tarter

What makes tattoos permanent? – Claudia Aguirre

Newton’s three-body problem explained – Fabio Pacucci

How memories form and how we lose them – Catharine Young

Is marijuana bad for your brain? – Anees Bahji

The mysterious life and death of Rasputin – Eden Girma

How do solar panels work? – Richard Komp

How does the Rorschach inkblot test work? – Damion Searls

The benefits of a bilingual brain – Mia Nacamulli

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

How stretching actually changes your muscles – Malachy McHugh

How much of human history is on the bottom of the ocean? – Peter Campbell

What is the world wide web? – Twila Camp

Japan’s scariest ghost story – Kit Brooks

History vs. Andrew Jackson – James Fester

Check your intuition: The birthday problem – David Knuffke

What happens if an engineered virus escapes the lab?

How does money laundering work? – Delena D. Spann

How do viruses jump from animals to humans? – Ben Longdon

What happens when you fall into piranha-infested waters? – Antonio Machado-Allison

What can DNA tests really tell us about our ancestry? – Prosanta Chakrabarty

History vs. Napoleon Bonaparte – Alex Gendler

You are your microbes – Jessica Green and Karen Guillemin

How does alcohol cause hangovers? – Judy Grisel

The psychology of narcissism – W. Keith Campbell

Rosalind Franklin: DNA’s unsung hero – Cláudio L. Guerra

What really happened during the Salem Witch Trials – Brian A. Pavlac

How do your kidneys work? – Emma Bryce