Tiny light, big dream: Harvesting power from soil in Japan - Taipei Times

Glinting in the night, halfway up a hill in Japan, the greenhouse-like Ku-An test lab is lit by electricity harnessed from 1,500 wooden boxes of soil and compost.Designer Satoshi Nakagawa has long battled sceptics, but believes that the technology powering the 800 LEDs has a role to play in solving