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Developer strikes it rich with iPhone game
The iPhone is more than a smart phone for some users -- it's a portable entertainment system. It's also become a gold mine for entrepreneurs like Steve Demeter, developer of the popular puzzle game "Trism," which earned him $250,000 in two months.
Astronaut loses tool bag during spacewalk
Things didn't go quite according to plan for astronaut Heide Stefanyshyn-Piper during her spacewalk outside the International Space Station on Tuesday.
How astronauts stay fit -- in space, even
Being in space is like being Superman every day, says Clay Anderson, a NASA astronaut from Omaha, Nebraska. But floating around in zero-G can have some serious consequences for the human body, NASA's experts have learned.
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