13/10/2011

A new scheme for photonic quantum computing

The concepts of quantum technology promise to achieve more powerful information processing than is possible with even the best possible classical computers. To actually build efficient quantum computers remains a significant ...

Humans like to work together in solving tasks, chimps don't

Recent studies have shown that chimpanzees possess many of the cognitive prerequisites necessary for humanlike collaboration. Cognitive abilities, however, might not be all that differs between chimpanzees and humans when ...

Polar bears ill from accumulated environmental toxins

New doctoral thesis documents that industrial chemicals are transported from the industrialized world to the Arctic via air and sea currents. Here, the cocktail of environmental toxins is absorbed by the sea's food chains ...

Does converting cow manure to electricity pay off?

Studies have estimated that converting manure from the 95 million animal units in the United States would produce renewable energy equal to 8 billion gallons of gasoline, or 1% of the total energy consumption in the nation. ...

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