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By land, by air: Engineering sustainable travel

People used to say that the journey was as important as the destination. But that was back when travel was exotic and exciting—before voyagers were so infuriated by gridlock, so concerned about
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New technique offers spray-on solar power

Pretty soon, powering your tablet could be as simple as wrapping it in cling wrap. That’s Illan Kramer’s (ECE) hope. Kramer and colleagues have just invented a new way to spray solar cells onto