Ira Flatow talks with NASA commander Dan Burbank and flight engineer Don Pettit from the International Space Station. [20:49]

Find out how astronauts handle getting sick while working in space. [1:48]

n this video segment adapted from NOVA scienceNOW, meet Franklin Chang-Diaz, an astronaut and scientist. Learn how he has been interested in rockets and space travel since he was a child in Costa Rica, and how he immigrated to the United...

In her final days as Commander of the International Space Station, Sunita Williams of NASA recorded an extensive tour of the orbital laboratory. The tour includes scenes of each of the station's modules and research facilities with a...

Mechanical engineer, U.S. Air Force pilot, decorated war veteran, graduate of MIT with a PhD in Astronautics, Gemini 12 and Apollo 11 astronaut, inventor, Presidential Medal of Freedom awardee, author of books for children, teens and...

Take a look into how NASA is investigating pre-flight alcohol use among its astronauts.

Learn how astronaut and astrophysicist John Grunsfeld leads NASA's investigations of Earth and beyond. This astronaut flown the space shuttle five times, and performed eight spacewalks to service the Hubble telescope. [23:32]

China just ticked off another accomplishment in space: its first manned docking in orbit. Next stop - the Moon?