Obama team launches inaugural mobile app

Organizers unveiled the first-ever smartphone app for a US presidential inauguration on Monday, allowing users to track Barack Obama's swearing in, sign up for events and check maps for the closest toilets.

Nanotech process makes heat-resistant dyes

You may have heard about the hazards posed by pranksters who shine laser pointers at airplanes during takeoff or landing. One way to keep those beams of concentrated light from blinding pilots is to incorporate a special ...

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