The posterior end of the Loa loa worm is visible on the left. The disease-causing worm can now be located with a smartphone/microscope hookup. That's a big help because a drug to treat river blindness can be risky if the patient is carrying the worm. BSIP/UIG via Getty Images hide caption

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BSIP/UIG via Getty Images

Smartphones Can Be Smart Enough To Find A Parasitic Worm

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SwiftKey analyzed more than a billion pieces of emoji data, organized by language and country. The poop emoji was most popular in Canada. Unicode/Apple hide caption

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Unicode/Apple

Canadians Love Poop, Americans Love Pizza: How Emojis Fare Worldwide

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Biometrics are increasingly replacing the password for user identification. iStockphoto hide caption

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iStockphoto

Biometrics May Ditch The Password, But Not The Hackers

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Customers at Honeygrow in Philadelphia can charge their cellphones while they dine using one of Doug Baldasare's kiosks. Emma Lee/For NewsWorks hide caption

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Emma Lee/For NewsWorks

Businesses Woo Customers With Free Phone-Charging Stations

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Austin Wierschke, left, of Rhinelander, Wis., and Kent Augustine, of Jamaica, N.Y., compete during the final round of the 2012 LG U.S. National Texting Championship on Wednesday, in New York. Wierschke won the championship for the second time in a row. Mary Altaffer/AP hide caption

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Mary Altaffer/AP

The happy couple. Lena Henderson and Roland Davis, who will marry again on Saturday. David Duprey/AP hide caption

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David Duprey/AP

48 Years After Divorce, Couple Is Giving Marriage Another Shot

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An image from a demo of the Stuck on Earth app, which Lauren Goode of All Things D calls "a photographer's dream." Stuck on Earth hide caption

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Stuck on Earth

Travel Apps That Help You Pack, Explore And Enjoy The Scenery

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