Think Fast!

Tonight's the night IBM pits it's latest "A.I." super computer against prior human champions playing Jeopardy on TV. Technology writer Clive Thompson visited "Watson" and its inventors to find out just how they got a machine to provide answers in the form of a question.

Artificial Intelligence Test Audio Embed: Studio 360 with Kurt Andersen 2/12/11. Photo: Jeopardy host Alex Trebek with contestants Ken Jennings, Watson, and Brad Rutter (Courtesy of Jeopardy)