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Vibrant displays head to market, invisibility cloaks become more practical, and batteries store more energy.
A startup moves toward thin-film solid-oxide fuel cells suitable for practical devices.
A counterintuitive approach could yield smaller, faster, more energy-efficient chips.
Technology Review's primers on key emerging technologies.
These online communities are redefining how we find and share information, but will operators be able to assuage privacy concerns?
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