Watch Again
America's Secret Space Heroes:
These Astronauts Drink Recycled Urine to Stay Hydrated
»Space Station
These Astronauts Drink Recycled Urine to Stay Hydrated
Astronauts themselves are important sources of water in outer space. With the help of a special centrifuge, their urine is distilled, then processed to provide clean drinking water.
More About This episode
It began as an audacious idea: to establish a permanent human presence in the most hostile environment known to man -- space. It's a dream that would bring together two former Cold War enemies and lead to the most expensive structure ever built. Discover the inside story of the International Space Station. See how NASA engineers triumphed over decades of seemingly insurmountable obstacles to develop Skylab, Space Station Freedom, and finally the International Space Station.
Related Videos
-
More Related Video (5)
What It Takes to Keep the B2 Stealthy
Short | 01:54 -
More Related Video (5)
Behold: The World's Largest Radio Telescope
Short | 02:38 -
More Related Video (5)
These Antennas Weigh 100 Tons Each
Short | 02:13 -
More Related Video (5)
How the Massive ALMA Antennas Move in Perfect Unison
Short | 01:48
Related Shows
Unlock Full Episodes
Access even more free Smithsonian Channel full episodes and documentaries online through participating TV providers.
Select Your Provider to Begin
Don't See Your Provider?
Find out if your television provider carries Smithsonian Channel on air.