22/01/2009

Tax rebates not a quick fix for the economy

(PhysOrg.com) -- If last year's tax rebates are any indication, one-time payments from the government are a weak economic stimulus, say economists at the University of Michigan.

Severe Space Weather

Did you know a solar flare can make your toilet stop working?

Lancets Flights Probe Supersonic Shockwaves

(PhysOrg.com) -- NASA is concluding a series of flight tests to measure shock waves generated by an F-15 jet in an effort to validate computer models that could be used in designing quieter supersonic aircraft.

Tiny lasers get a notch up

Tiny disk-shaped lasers as small as a speck of dust could one day beam information through optical computers. Unfortunately, a perfect disk will spray light out, not as a beam, but in all directions. New theoretical results, ...

NASA, NOAA set to launch NOAA-N Prime satellite

NASA is preparing to launch NOAA'S latest polar-orbiting operational environmental satellite, called NOAA-N Prime, providing an essential resource for NOAA's weather forecasts and improving the U.S. search and rescue operations.

Pacific people spread from Taiwan

New research into language evolution suggests most Pacific populations originated in Taiwan around 5,200 years ago.

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