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Techno Gadgets

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http://www.popsci.com, By Colin Lecher

Clearing the muck from an oil spill is tough enough without having to worry about collateral damage, but designer Hsu Sean is looking to create a Roomba-like Bio-Cleaner drone that degrades oil while keeping animals out of harm’s way.

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http://www.popsci.com, By Rebecca Boyle

Piezoelectric devices promise to draw power from your footsteps or heartbeat, change the channel on your TV, and complete all sorts of helpful tasks — but they generally work in the nano-mechanical realm, requiring synthetic materials to function.

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