Deep Blue vs. Kasparov (1997): IBM’s Deep Blue defeated Garry Kasparov, marking the first time a reigning world champion lost a match to a computer under standard chess tournament time controls.

In 1997, in New York, humans suffered an enormous blow to their chess ego when Deep Blue, a chess computer, outplayed Garry Kaspa-rov, a reigning world champion. The age of artificial intelligence ...