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UnitedHealthcare says it will cover doctors' visits by live video on smartphones, tablets and computers. Doctor On Demand hide caption

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Doctor On Demand

The Doctor Will Video Chat With You Now: Insurer Covers Virtual Visits

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President Obama announced an initiative to give e-books to low-income students while visiting the Anacostia Library in Washington on Thursday. Shawn Thew//LANDOV hide caption

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Shawn Thew//LANDOV

The Plan To Give E-Books To Poor Kids

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Our modern relationship to property — namely that it's burdensome to own, and therefore less valuable — has allowed the sharing economy to expand. Gustav Dejert/Ikon Images/Corbis hide caption

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Gustav Dejert/Ikon Images/Corbis

When The Sharing Economy Brings Unexpected Experiences

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Martin Starr plays software designer Gilfoyle in the HBO comedy Silicon Valley. In the show's new season, Gilfoyle and his fellow techies attend a startup competition named "Disrupt." Frank Masi/HBO hide caption

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Frank Masi/HBO

From TED Talks To Taco Bell, Abuzz With Silicon Valley-Style 'Disruption'

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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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The author, modeling her mother's watch. Laura Sydell/NPR hide caption

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Laura Sydell/NPR

At The Heart Of A Watch, Tested By Time

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"Today's protests have become a bit like climbing Mt. Everest with the help of 60 Sherpas, and the Internet is our Sherpa." — Zeynep Tufekci James Duncan Davidson/TED hide caption

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James Duncan Davidson/TED

Why Are Social Causes Easy To Launch But Hard To Win?

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As the Apple Watch goes on sale Friday, it's unclear if the gadget and others like it can attain the utility and prominence smartphones have in the past eight years. Ryan Emberley/AP hide caption

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Ryan Emberley/AP

Will Apple's Newest Gadget Ignite A Smart Watch Movement?

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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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