Watson the machine trounces humans on 'Jeopardy!' quiz show...

Under the category of artificial intelligence, it represents both a loss and a triumph for humans.

What is "Watson"?

An IBM computer handily beat two human competitors on the popular U.S. quiz show "Jeopardy!" in a three-day showdown that ended on Wednesday, highlighting at the same time the progress people have made in making machines able to think like them.

The supercomputer, named after former International Business Machines Corp president Thomas Watson, is a showcase of the company's expertise in advanced science and computing. More...

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