A 1984 Apple Macintosh Classic was on display at the Museum for Art and Industry in Hamburg, Germany, in 2011. Philipp Guelland/dapd hide caption

itoggle caption Philipp Guelland/dapd

Detail of a Turing Bombe machine in Bletchley Park Museum in Bletchley, central England. The device, the brainchild of Alan Turning, was instrumental in cracking the German code during World War II. Alessia Pierdomenico/Reuters /Landov hide caption

itoggle caption Alessia Pierdomenico/Reuters /Landov

This early version of the mouse (named for its tail-like cord) was assembled by Douglas Engelbart and his Stanford team in 1963. Getty Images/Life hide caption

itoggle caption Getty Images/Life

Since it was first filed in August of 2004, Ubuntu's Bug #1 attracted many comments. With comment number 1834, Mark Shuttleworth declared the issue fixed today. Launchpad hide caption

itoggle caption Launchpad

The GetHealth app was a runner-up at the recent Hackovate Health Innovation Competition held in Kansas City, Mo. Courtesy of GetHealth Limited hide caption

itoggle caption Courtesy of GetHealth Limited

Plugged in, but not at work: Web security personnel were called in to find out how a company's network was being accessed from China. They found that an employee had outsourced his own job. AFP/AFP/Getty Images hide caption

itoggle caption AFP/AFP/Getty Images

Shwetak Patel (foreground), a MacArthur Fellow, recognized that every device in a home has a unique signature that can be used to track energy usage. The data collected by Patel's system showed that digital video recorders were responsible for 11 percent of this home's power use, just one example of The Human Face of Big Data. © Peter Menzel 2012/from The Human Face of Big Data hide caption

itoggle caption © Peter Menzel 2012/from The Human Face of Big Data

Walter Cronkite (right) listens as Dr. J. Presper Eckert (center) describes the functions of the UNIVAC I computer he helped develop in the early 1950s. AP hide caption

itoggle caption AP

Ever feel like someone is watching you? The Federal Trade Commission finds you could be right — if you've used a rental computer. iStockphoto hide caption

itoggle caption iStockphoto

Steve Jobs and Steve Wozniak formed Apple Computer Co. on April Fool's Day, 1976. The Apple I, introduced soon after, was the first computer to come with a fully assembled motherboard (central printed circuit board). It sold for $666.66. Science & Society Picture Library / Contributor/Life hide caption

itoggle caption Science & Society Picture Library / Contributor/Life