SPACE.com -- Fun in Space: Astronauts Bring Antics Down to Earth

Armed with a video camera and sense of humor, the commander of the International Space Station (ISS) is working hard to show students on Earth the ins and outs of orbital life.

“If you think this is really fun, you’re absolutely correct,” McArthur said this week while narrating a video tour of the space station that he had recorded earlier. “The nice thing is, if you decide it’s easier to travel on the ceiling…well, have at it.”