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A building called Sustainability Base, at NASA's Ames Research Center in Mountain View, Calif., has an energy-efficient design that allows in sunlight. So for most of the year, the interior is illuminated by natural light. Dominic Hart/NASA hide caption

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Dominic Hart/NASA

NASA Uses Lessons From Space To Design An Efficient Building

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These tiny Proteus digital sensors and a wearable patch keep track of how patients take their prescribed medications. It's one example of the growing field of ingestible medical devices. Proteus Digital Health hide caption

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Proteus Digital Health

The Future Of Nanotechnology And Computers So Small You Can Swallow Them

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CIA Director John Brennan made this case against encryption on Monday at the Center for Strategic and International Studies in Washington, D.C. Win McNamee/Getty Images hide caption

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Win McNamee/Getty Images

After Paris Attacks, Encrypted Communication Is Back In Spotlight

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Luma is a new Wi-Fi manager that turns a parent's smartphone into an Internet remote control. Luma hide caption

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Luma

As Kids Go Online, New Tools For Parents To Spy

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What Happens When Your Lights, Appliances Are Connected To The Internet

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A startup in Austin, Texas, has built the prototype of a tiny home that could stack up, in a "rack," and move when you do. Kasita hide caption

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Kasita

Could A Tiny Mobile Studio Solve Your Housing Crisis?

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Yelp users, who flock to the platform known for its reviews and recommendations, should be on the lookout for astroturfing — the creation of fake reviews to make a business look more popular. Andrew Harrer/Bloomberg via Getty Images hide caption

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Andrew Harrer/Bloomberg via Getty Images

Don't Necessarily Judge Your Next E-Book By Its Online Review

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