‘Evaporation Engine’ Propels Tiny Car With Power of Water Vapor – NBCNews.com


NBCNews.com
'Evaporation Engine' Propels Tiny Car With Power of Water Vapor
NBCNews.com
Researchers at Columbia University have created a way to harvest energy from the imperceptible process of water evaporation, using it to power tiny machines. Ozgur Sahin and his team found that when certain bacterial spores absorb water, they expand, …
This engine uses nothing but water and bacteria to power small devicesWashington Post


Watch the toy car powered by evaporation: Researchers reveal revolutionary Daily Mail
Harnessing Energy From EvaporationMIT Technology Review
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