Archive: 11/24/2010

China restarts rare earth shipments to Japan

(AP) -- China resumed exports to Japan of rare earth minerals crucial in high-tech manufacturing after a two-month de facto ban and a Japanese conglomerate announced a major supply deal with an Australian miner that will ...

Nov 24, 2010 3 / 5 (2) 0

Secrets of sharks' success

New research from the University of South Florida suggests that one of the evolutionary secrets of the shark's success hides in one of its tiniest traits -- flexible scales on the bodies of these peerless ...

Nov 24, 2010 3.7 / 5 (3) 3 | with audio podcast

The physics of coffee rings

For centuries, intellectuals have met at the ring-stained surfaces of coffee shops to pore over the most pressing problems of the day -- but has anyone ever pondered the coffee rings they left behind? What causes the formation ...

Nov 24, 2010 4.5 / 5 (2) 1 | with audio podcast