A light that is powered by gravity. Seriously, gravity.

Check out this revolutionary new light that’s low-cost, emissions-free, and totally ingenious. *Also, before the physics nerds come after me bearing pitchforks — full disclosure: this light is technically powered by the human lifting the bag and not gravity. But it’s still incredible.

By

Alvin Melathe

Dec 20, 2012

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A light that is powered by gravity. Seriously, gravity.

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