B.C. salmon farm closure decision was necessary, says DFO amid court challenges

An Atlantic salmon is seen during a Department of Fisheries and Oceans fish health audit at a fish farm near Campbell River, B.C., Wednesday, Oct. 31, 2018. THE CANADIAN PRESS /Jonathan Hayward An Atlantic salmon is seen during a Department of Fisheries and Oceans fish health audit at a fish farm near Campbell River, B.C., Wednesday, Oct. 31, 2018. THE CANADIAN PRESS /Jonathan Hayward

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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.