03/08/2011

The next STEP in science education

By many accounts, the picture of science education in the United States is bleak: American students lag their international peers in standardized test scores, fewer of them are studying science and engineering at the university ...

Spacewalking astronauts nix release of satellite

(AP) -- Flight controllers halted the release of a ham radio satellite outside the International Space Station by a pair of spacewalking astronauts Wednesday because one antenna may be missing.

Long-time mystery in cobalt oxides

The existence of an intermediate-spin (IS) state in cobalt oxides has long been a subject of dispute. A recent resonant X-ray scattering experiment has clearly demonstrated Co3+ eg orbital ordering in Sr3YCo4O10.5, which ...

Web search needs a shake-up

A University of Washington computer scientist is calling on the international academic community and engineers working in industry to take a bolder approach when designing how people find information online.

Heat-detecting molecules steer vampires to blood

Scientists have known for years that when vampire bats tear through an animal's skin with their razor-sharp teeth, their noses guide them to the best spots – where a precise bite will strike a vein and spill forth nourishing ...

Report: Global cyberattack under way for 5 years

(AP) -- A computer security firm says cybercriminals have spent at least the past five years targeting more than 70 government entities, nonprofit groups and corporations to steal troves of data.

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