The World's Smallest Car
starexplorer writes "Start your Nano-engines? LiveScience.com is reporting that researchers at Rice University have designed the world's smallest car that is no more than 4 nanometers across. It has a chassis, axles and a pivoting suspension. The wheels are buckyballs. Why do it? The team wants to build a fleet of nanotrucks to carry atoms and molecules around minature factories." So it's not exactly self-powered, but it rolls. It's a start!
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