More than 600 Porto city buses and taxis have been fitted with routers to provide free Wi-Fi service. It's being touted as the biggest Wi-Fi-in-motion network in the world.
The sun sets as a visitor uses his mobile phone Monday during the opening day of the 2015 Mobile World Congress in Barcelona. Wall Street Journal reporter Ryan Knutson — interviewed from the conference Monday via Skype by NPR's Robert Siegel — says that for some smartphone users, Wi-Fi may be able to replace most of the functionality of a cellphone carrier.
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Emily Neblett, a patient at the Monroe Carell Jr. Children's Hospital in Nashville, Tenn., demonstrates circuit pieces from the mobile maker space that are connected by magnets.
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Whirlpool's Kitchen of the Future is on display at the International Consumer Electronics Show in Las Vegas. The concept includes a cooktop and connected backsplash that offers recipes and other information.
Developers Jelena Jovanovic (from left) and Christoph Kohstall and Intel Corp. CEO Brian Krzanich watch the Nixie wearable drone camera at the International Consumer Electronics Show in Las Vegas.
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Dealer Omar Abu-Eid adjusts a stack of chips before the first day of the World Series of Poker's main event in Las Vegas last July. Humans still reign in most versions of poker. Whew.
Sony Pictures was forced to cancel the release of its film The Interview this week after the hacking group, Guardians of Peace, threatened theaters that planned to screen the movie.
German-American game developer Ralph Baer shows the prototype of the first games console which was invented by him during a press conference on the Games Convention Online in Leipzig, Germany in 2009. Baer died on Saturday. He was 92.
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New York data blogger Ben Wellington sits next to a fire hydrant Sunday in Brooklyn, N.Y. His investigation into the city's parking ticket data found that two Lower Manhattan hydrants on consecutive blocks in Manhattan generated $55,000 a year for the city — off of cars that appeared to be parked legally.