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Canadian commands space station for first time
With the ringing of a ceremonial bell in space to mark a crew change, astronaut Chris Hadfield became the first Canadian to assume command of the International Space Station on Wednesday. ... more
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Videoconference robot Beam walks the walk at SXSW
After a long day at the South by Southwest (SXSW) interactive trade show, Susie Kim and her colleagues took a leisurely two-block stroll back to their hotel in downtown Austin. ... more
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Home toxic home
Most organisms would die in the volcanic sulfur pools of Yellowstone and Mount Etna. Robust simple algae call it home, and their secrets to survival could advance human medicine and bioremediation. ... more
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NASA Rover Finds Conditions Once Suited for Ancient Life on Mars
An analysis of a rock sample collected by NASA's Curiosity rover shows ancient Mars could have supported living microbes.
Scientists identified sulfur, nitrogen, hydrogen, oxygen, phosphorus a ... more
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