Aliens

A collection of TED Talks (and more) on the topic of Aliens.

Video playlists about Aliens

What’s really floating out in space?

The answer is satellites, stars, planets, asteroids and maybe even aliens.

Are we alone in the universe?

Is Earth really the only life-sustaining planet? These speakers think there might just be something or someone else out there -- and urge us to keep looking for it.

Talks about Aliens

Avi Loeb

My search for proof aliens exist

Beatriz Villarroel

Why we should search for alien artifacts

Heidi Hammel and Nadia Drake

The marvels and mysteries revealed by the James Webb Space Telescope

Henri Picciotto

Can you solve the alien pyramid riddle?

Clara Sousa-Silva

The fingerprints of life beyond Earth

Sarah Rugheimer

The search for microscopic aliens

Sarah Kurnick

"Aliens built the pyramids" and other absurdities of pseudo-archaeology

Daniel Finkel

Can you solve the dark matter fuel riddle?

Augusto Carballido

There may be extraterrestrial life in our solar system

The TED Interview

David Deutsch on the infinite reach of knowledge

Stephen Webb

Where are all the aliens?

Karen J. Meech

The story of 'Oumuamua, the first visitor from another star system

Gwynne Shotwell

SpaceX's plan to fly you across the globe in 30 minutes

Armando Azua-Bustos

The most Martian place on Earth

James Green

3 moons and a planet that could have alien life

Dave Brain

What a planet needs to sustain life

See all talks on Aliens

Exclusive articles about Aliens

Video playlists about Aliens

What’s really floating out in space?

Are we alone in the universe?

Talks about Aliens

Exclusive articles about Aliens

The most important star we’ve ever looked at (so far)

The search for alien life in a million stars

Did we just discover aliens? Scientists aren’t ruling it out