Xerox PARC

(Newser) - It’s been 40 years since the computer mouse made its public debut, and though innovations have been legion, the basic concept is still the same. Macworld takes a look back at some key moments in the device’s evolution.

• 1963: The first recognizable mouse prototype is built. It only

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(Newser) - Convenience is a given when it comes to today's PCs, but the machine you're reading this on has come a long way. Major transformations date as far back as the early 19th century. Live Science gives the back-story on 10 revolutionary computers.

1. The Difference Engine, 1822: Designed by Charles Babbage

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(Newser) - More than 30 years after Xerox guru George Pake predicted a "paperless office" by 1995, the dream is as elusive as ever. That's because the very computers that made paper theoretically obsolete, BusinessWeek notes, also brought us printers and copiers on practically every desktop. "The decision to print...