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Terahertz scanner could see skin cancer

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A new way to generate terahertz signals on a low-cost silicon chip could be used to identify skin cancers too small to see with the naked eye, detect explosives, and make a sort of super-Bluetooth that could transfer an entire HD movie in a matter of seconds.

“I can envision a tiny thing you could put in a cell phone,” says Cornell University engineer Ehsan Afshari.

Full story at Futurity.

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Photo credit: Wikimedia Commons

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