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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.

Alvin Melathe

Dec 20, 2012

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

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More for You

5 little-known facts about ‘It’s the Great Pumpkin, Charlie Brown,’ the special that changed TV

Woman’s African grey parrot is obsessed with butts and fart noises. It’s the joy we all need.

At his TV Hall of Fame induction, Mister Rogers was left speechless by a reunion 20 years in the making

Brendan Fraser surprised everyone at a screening of ‘The Mummy’ by showing up in costume

Why didn’t people smile in old-timey photographs? Smiling meant something different back then.

Get stories worth sharing delivered to your inbox.

Featured

Teacher goes above and beyond for a biology lesson by wearing an anatomically correct suit

Psychologist explains 7 personality traits of people who walk fast

Shake Shack founder shares the ‘one question’ people should ask themselves daily for a happier life

Paul McCartney tears up talking about late wife Linda’s ‘Disney-esque’ love for animals