The six-person Expedition 20 crew poses in starburst formation for an in-flight portrait in the Harmony node of the International Space Station.

8 fun things to do without gravity

The perks that come with spending days without gravity are out of this world! Here are a few things astronauts enjoy about living in space.
Football Game Cookies

Football game cookies

Cheer your team on by decorating sugar cookies - football game cookies - in your favorite team's colors.
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Cycle smart: Bike safety tips

Since orthopaedic surgeons treat so many broken arms, wrist sprains, strains and other bicycle-related injuries , the AAOS offers these bike safety tips.
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Concussion ABCs for parents

A concussion is a type of brain injury that changes the way the brain normally works. Even what seems to be a mild bump to the head can be serious.