Gravity (Trailer)
George Clooney and Sandra Bullock try to survive in space after their shuttle is destroyed by debris.
How Astronauts Sleep in Space
CSA Astronaut Chris Hadfield demonstrates how astronauts sleep in space.
The Man Who Sells the Moon
Dennis Hope has made a living selling plots of land -- on the moon.
The Sun As You’ve Never Seen It
This extraordinary video looks back on the third year of operation of NASA's Solar Dynamics Observatory.
Fiery Looping Rain on the Sun
Incredible footage of a powerful solar flare exploding on the sun, igniting a dazzling display.
Making Sandwiches in Space
Canadian astronaut Chris Hadfield demonstrates how he prepares a 0-g treat.
Lie Witness News: Did You See The Asteroid?
Jimmy Kimmel asks people if they saw an asteroid that hasn't passed yet.
How to Clip Your Fingernails in Space
Astronaut Chris Hadfield shows how the ISS crew clips their nails in space.
Why The World Didn’t End Yesterday
NASA is pretty confident the world won't come to an end on Dec. 21.
Unreleased Felix Baumgartner Audio
This is as hilarious as the record breaking jump was impressive.
LEGO Re-enactment: Felix Baumgartner’s Space Dive
An amazing LEGO rendition of the record-breaking jump.
Felix Baumgartner's Space Dive
Highlights of the record-breaking jump from the edge of space.
NASA Remembers Neil Armstrong
A 13 minute tribute to the first man to walk on the moon, produced by NASA Television.
The Only Creature That Could Survive Space
Tardigrades are Earth's only known creature that could survive space's vacuum.
Neil Armstrong Tribute
Neil Armstrong, the first man to walk on a world that was not Earth, has died. SciShow pays tribute.
Cosmonauts Perform ISS Spacewalk
Russian cosmonauts ready the International Space Station for a new module.
Blowing Up Asteroids
Neil deGrasse Tyson and NASA explore what it takes to stop an asteroid from colliding with earth.
Top 10 Things We’ve Learned About Mars
David Letterman's Top 10 for August 16, 2012.