The Best Inventions Of The Year

From the phone that has changed phones forever, to futuristic cars, to a building made of water, to a remote-controlled dragonfly—a dazzling display of ingenuity

By Maryanne Murray Buechner, Kristina Dell, Andrea Dorfman, Lev Grossman, Anita Hamilton, Rebecca Winters Keegan, Jeffrey Kluger, Michael D. Lemonick, Coco Masters, Lisa McLaughlin, Alice Park, Julie Rawe and Deirdre van Dyk

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The Z-Bar ($150) uses 66 energy-efficient, long-lasting LEDs (light-emitting diodes) to illuminate your work space without generating heat. The lamp produces about the same amount of light as a 60-watt incandescent bulb, but it looks brighter because of its narrow (50°) viewing angle.
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