Items tagged with Northwestern University
A group of Northwestern University engineers have developed the smallest-ever remote-controlled walking robot. The crab robot is just a half-millimeter wide, which is narrower than a US coin, but can bend, twist, crawl, walk, turn and even...
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Tapping into sunlight to provide solar energy is generally good for the environment, most people can agree on that. But the technology behind today's solar cells isn't as efficient as you might think. Today's 'Grätzel cells' are the...
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