17/03/2011

Music-playing robot developed by Drexel students

Only a decade ago, musically-aware humanoids, or robots, equipped to play popular songs on the piano and dance to audio beats could have come to life only in a science fiction film, but for Drexel University graduate student ...

On the sizeable wings of albatrosses

(PhysOrg.com) -- An oceanographer may be offering the best explanation yet of one of the great mysteries of flight--how albatrosses fly such vast distances, even around the world, almost without flapping their wings. The ...

Production of mustard oils: On the origin of an enzyme

(PhysOrg.com) -- In the evolutionary arms race, small changes can be sufficient to gain a crucial advantage over the enemy. Scientists at the Max Planck Institute for Chemical Ecology found out recently that the ancestor ...

Human prejudice has ancient evolutionary roots

The tendency to perceive others as "us versus them" isn't exclusively human but appears to be shared by our primate cousins, a new study led by Yale researchers has found.

How does a nuclear meltdown work? (w/ Video)

(PhysOrg.com) -- When working properly, nuclear reactors produce large amounts of heat via nuclear fission reactions. The heat converts the surrounding water into steam, which turns turbines and generates electricity. But ...

Germany's Merkel vows 'measured' nuclear exit

Chancellor Angela Merkel vowed Thursday that Germany would speed up the transition to renewable energy as Europe's top economy mulled a "measured exit" from nuclear power after the events in Japan.

Ex-Googlers penetrating startup hierarchy

It may be too soon to equate the Xooglers, as members of the ever-expanding network of ex-Google employees call themselves, with the "PayPal Mafia" - the founders and early employees of the online payment company who went ...

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