Cellular Technology

Yahoo! News - A Tiny Engine That Could

Cell phones and other portable devices are ideal for on-the-go and emergency situations—unless the battery's dead. In the growing field of battery alternatives, including fuel cells and solar cells, a tiny, longer-lasting solution is on its way. Engineers at MIT and the Georgia Institute of Technology are developing a microengine that is essentially a fuel tank. About the size of two dimes, it could potentially deliver enough juice to power a notebook.

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