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The Google logo is seen at the Google headquarters in Brussels. This week, Google is changing the way its influential search engine recommends websites on smartphones and tablets in a shift that's expected to sway where millions of people shop, eat and find information. Virginia Mayo/AP hide caption

itoggle caption Virginia Mayo/AP

Intel Corp. co-founder Gordon Moore holds up a silicon wafer at Intel headquarters in Santa Clara, Calif., in 2005. Moore's prediction 50 years ago, called Moore's Law, has been the basis for the digital revolution. Paul Sakuma/AP hide caption

itoggle caption Paul Sakuma/AP

Purdue University students are testing new software that may track and warn about tornadoes, such as this one which struck Rochelle, Ill., in early April. Walker Ashley/AP hide caption

itoggle caption Walker Ashley/AP

The Noun Project uses crowdsourcing to gather an army of people to define words using icons. This is just a small selection of the huge icon dictionary. Creative Stall/via Noun Project hide caption

itoggle caption Creative Stall/via Noun Project

Neiman Marcus is testing a digital "Memory Mirror" that lets shoppers see how an outfit looks in back as well as displaying items they've tried on side by side. Courtesy of Neiman Marcus hide caption

itoggle caption Courtesy of Neiman Marcus

About one-third of black and Hispanic teens say they're online just about all the time, compared with about 1 in 5 whites, a new study says. 27 Studios/Getty Images hide caption

itoggle caption 27 Studios/Getty Images

Artists in the residency program at Autodesk are given access to production-quality equipment in workshops, allowing them space to create at-will. Blake Marvin/Courtesy of Autodesk hide caption

itoggle caption Blake Marvin/Courtesy of Autodesk

More Americans are ditching traditional cash and plastic, opting instead for new mobile payment applications. But new research indicates cash isn't completely dead. Amy Sancetta/AP hide caption

itoggle caption Amy Sancetta/AP

Google is doing test flights of its balloons carrying Internet routers around the world. Last June, a balloon was released at the airport in Teresina, Brazil. Google hide caption

itoggle caption Google