TED - Out Of This World

TED - ED

COLLECTIONS

LITERATURE

MATH IN REAL LIFE

UNDER OUR SKIN

CHANGING CLIMATE

OUT OF THIS WORLD

CAN YOU SOLVE IT?

What is an aurora? - Michael Molina

A rare, spectacular total eclipse of the sun - Andy Cohen

Who won the space race? - Jeff Steers

Gravity and the human body - Jay Buckey

Four ways to understand the Earth's age - Joshua M. Sneideman

The moon illusion - Andrew Vanden Heuvel

How big is the biggest star?

Our story in 1 minute

Dr. Sally Ride on Dumb Questions

Should we be looking for life elsewhere in the universe? - Aomawa Shields

3 Planets That Shouldn't Exist

How far can we go?

NASA vs. SpaceX - what's the difference?

Why do we have leap years?

Sound waves frozen in the fabric of the universe - Fabio Pacucci

The true science of parallel universes

Yes, scientists are actually building an elevator to space - Fabio Pacucci

These salamanders snack on each other (but don't die) - Luis Zambrano

What if every satellite suddenly disappeared? - Moriba Jah

Could we steal the power of a black hole? - Fabio Pacucci

Newton’s three-body problem explained - Fabio Pacucci

NASA’s first software engineer: Margaret Hamilton - Matt Porter and Margaret Hamilton

Hawking's black hole paradox explained - Fabio Pacucci

The dust bunnies that built our planet - Lorin Swint Matthews

The mysterious origins of life on Earth - Luka Seamus Wright

Einstein's twin paradox explained - Amber Stuver

There may be extraterrestrial life in our solar system - Augusto Carballido

Skywatching tips from NASA

Three ways the universe could end - Venus Keus

Can a black hole be destroyed? - Fabio Pacucci

The life cycle of a neutron star - David Lunney

How far would you have to go to escape gravity? - Rene Laufer

The Moon Illusion

What’s the smallest thing in the universe? - Jonathan Butterworth

The first humans on Mars

What is the universe expanding into? - Sajan Saini

Can we survive the sun's death?

The journey to Pluto, the farthest world ever explored - Alan Stern

How to build a dark matter detector - Jenna Saffin

Could the Earth be swallowed by a black hole? - Fabio Pacucci

10 dangerous fashion trends

What would it be like to live on the moon? - Alex Gendler

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

The first asteroid ever discovered - Carrie Nugent

NASA & TRAPPIST-1: A Treasure Trove of Planets Found

How small are we in the scale of the universe? - Alex Hofeldt

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

Could we survive prolonged space travel? - Lisa Nip

What are Meteors?

Carl Sagan on the Existence of Extraterrestrials

Three Ways to Destroy the Universe

Could comets be the source of life on Earth? - Justin Dowd

Light seconds, light years, light centuries: How to measure extreme distances - Yuan-Sen Ting

How do we study the stars? - Yuan-Sen Ting

Learn about the universe (that's everything, right?)

What light can teach us about the universe - Pete Edwards

The fundamentals of space-time: Part 1 - Andrew Pontzen and Tom Whyntie

From outer space to under our skin: a look at the universe

What is the universe made of? - Dennis Wildfogel

The history of our world in 18 minutes - David Christian

How fast are you moving right now? - Tucker Hiatt

A 3D atlas of the universe - Carter Emmart

The death of the universe - Renée Hlozek

What causes the phases of the moon?

¿Qué es una estrella? - Eduardo Rubio

Calculating the odds of intelligent alien life - Jill Tarter

Dark matter: How does it explain a star's speed? - Don Lincoln

A needle in countless haystacks: Finding habitable worlds - Ariel Anbar

Eyes on the stars

Life of an astronaut - Jerry Carr

The beginning of the universe, for beginners - Tom Whyntie

Is space trying to kill us? - Ron Shaneyfelt

Is there a center of the universe? - Marjee Chmiel and Trevor Owens

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