After Megaupload closure, BTJunkie shuts down

BTJunkie, a popular file-sharing indexing site, said Monday it was voluntarily shutting down, less than three weeks after the US closure of Megaupload in a crackdown on piracy of music, films and other materials.

LED lights point shoppers in the right direction

Looking for an item in a large department store or mall can be like searching for a needle in a haystack, but that could change thanks to a hybrid location-identification system that uses radio frequency transmitters and ...

US decision on ethanol blend put off until fall

(AP) -- The Environmental Protection Agency says it will wait until this fall to decide whether U.S. car engines can handle higher concentrations of ethanol in gasoline.

Fragment tracking—insights into what happens in explosions

A bang and a swirl of dust from detonating 9 pounds of plastic explosive in the desert signaled the beginning of tests that—thanks to advances in high-speed cameras, imaging techniques and computer modeling—will help ...

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