Tornadoes spawned by huge system pulverize U.S. homes; 1 dead

Upturned vehicles are seen next to damages structures after a tornado swept through Coralville, Iowa, March 31, 2023. (AP Photo/Ryan Foley) Upturned vehicles are seen next to damages structures after a tornado swept through Coralville, Iowa, March 31, 2023. (AP Photo/Ryan Foley)

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Top AI CEOs, experts raise 'risk of extinction' from AI

Top artificial intelligence executives including OpenAI CEO Sam Altman on Tuesday joined experts and professors in raising the 'risk of extinction from AI,' which they urged policymakers to equate at par with risks posed by pandemics and nuclear war.

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