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Generic news
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Scritto da NeandertalMan
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Domenica 31 Gennaio 2010 19:01 |
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A very interesting article by Brad Horn.

(Photos by NPR)
"Caves are some of the last places on the planet left to explore. Though caving is relatively safe, if something goes wrong deep inside the Earth, a rescue can take days - in part because cell phones and walkie-talkies don't work underground. But a remarkable teenager in New Mexico has invented a device..."
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