TED-Ed

Why is NASA sending a spacecraft to a metal world? – Linda T. Elkins-Tanton

How bees help plants have sex – Fernanda S. Valdovinos

Why can parrots talk? – Grace Smith-Vidaurre and Tim Wright

Why can’t some birds fly? – Gillian Gibb

Cell vs. virus: A battle for health – Shannon Stiles

The pleasure of poetic pattern – David Silverstein

Could human civilization spread across the whole galaxy? – Roey Tzezana

The rise and fall of the Byzantine Empire – Leonora Neville

How does your smartphone know your location? – Wilton L. Virgo

Did Shakespeare write his plays? – Natalya St. Clair and Aaron Williams

Before I die I want to… – Candy Chang

Why should you read Edgar Allan Poe? – Scott Peeples

A day in the life of an ancient Athenian – Robert Garland

What makes Thomas Jefferson so controversial? – Frank Cogliano

A brie(f) history of cheese – Paul Kindstedt

The immortal cells of Henrietta Lacks – Robin Bulleri

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

Can you still feel a limb that’s gone? – Joshua W. Pate

The historical audacity of the Louisiana Purchase – Judy Walton

How to make your writing suspenseful – Victoria Smith

The myth of Jason and the Argonauts – Iseult Gillespie

How to manage your emotions

How fast are you moving right now? – Tucker Hiatt

History vs. Che Guevara – Alex Gendler

What happens when you remove the hippocampus? – Sam Kean

What causes body odor? – Mel Rosenberg

In on a secret? That’s dramatic irony – Christopher Warner

The Egyptian Book of the Dead: A guidebook for the underworld – Tejal Gala

Aphasia: The disorder that makes you lose your words – Susan Wortman-Jutt

The story behind the Boston Tea Party – Ben Labaree

How close are we to eradicating HIV? – Philip A. Chan

How computer memory works – Kanawat Senanan

Why are frogs disappearing? – Kerry M. Kriger

Can 100% renewable energy power the world? – Federico Rosei and Renzo Rosei

How to see more and care less: The art of Georgia O’Keeffe – Iseult Gillespie

3 things I learned while my plane crashed – Ric Elias

The race to decode a mysterious language – Susan Lupack

Light waves, visible and invisible – Lucianne Walkowicz

Sending a sundial to Mars – Bill Nye

The mathematical secrets of Pascal’s triangle – Wajdi Mohamed Ratemi