First Watson won 'Jeopardy!' and now it's coming to your iPhone app. In this file photo, visitors check out a slimmed down version of the IBM Watson supercomputer at IBM's stand at the CeBIT ...

Memorial Sloan-Kettering Cancer Center in New York City announced a collaboration with IBM to develop a decision support tool using Watson, the computer system famous for its victory over a human on ...

It's man versus machine on Jeopardy!, as two of the game show's most successful players compete against an IBM supercomputer four years in the making. Ken Jennings and Brad Rutter will take on the IBM ...

IBM will pit one of its computers against past champions of the "Jeopardy!" quiz show, more than a decade after another of its computers defeated chess grandmaster Garry Kasparov. "Watson," as the ...