Jan 12th 2014, 17:45, by Ellis Hamburger
Researchers at the University of Texas Arlington have developed tiny "micro-windmills" so small that ten of them can fit on one grain of rice. If you were to glue a hundred of them onto a cell phone case and hold it out the window, researcher J.C. Chiao says, you could potentially revive your dead phone in just a few minutes. The 1.8mm-wide windmills look pretty fragile, but UTA says that their flexible nickel alloy components can stand up to strong winds without fracturing.
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