Researchers at the University of Toronto showed how hackers could use artificial intelligence to create a program that could target any known flaw in the world’s computers.

Anthropic raised $65 billion in new fund-raising that put its value at $900 billion, ahead of OpenAI’s last valuation of $730 billion, as the companies duel for A.I. dominance.

Pope Leo XIV’s spiritual message on artificial intelligence arrived as Silicon Valley’s A.I. enthusiasts pursue their own spirituality through technology.