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It can be difficult to get waterborne objects to go in the right direction -- just ask any boat captain who has had to fight waves on a choppy sea. However, researchers at the Australian National University have developed a \"tractor beam\" (really, a wave generator) that would make it trivial for y

4 months ago 0 Comments
August 11, 2014 at 12:34AM
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Engineers at the University of Pennsylvania have flipped the switch on a new type of computer circuit. Unlike conventional silicon, the new chip uses light -- not electricity -- to perform its logic. By creating an array of nano-rods, light-flow can be treated like voltage and current. These rods c

2 years ago 0 Comments