IBM's Watson crushes rivals in second night of "Jeopardy!" challenge. Feb. 16, 2011— -- IBM's super computer Watson clobbered the competition on night two of the three-day man vs. machine ...

Jeopardy! fans have reacted after Ken Jennings found his old winning check from his days as a contestant on the show…and ...

IBM's computer Watson trounces humans in night three of "Jeopardy!" challenge. Feb. 17, 2011— -- Move over mortals, the machines are on their way. In the three-day man vs. machine "Jeopardy!" ...

In this file photo from 2011, Ken Jennings, left, and Brad Rutter, right, pose after the episode of "Jeopardy!" in which Watson, an IBM-created megabrain, beat the veteran champs (AP Photo/Jeopardy ...

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 ...

If only there were extra points for good sportsmanship. Ken Jennings, the “Jeopardy!” wunderkund who once won 74 games in a row on ABC’s long-running trivia show, bowed out gracefully with a "Simpsons ...