Pope Leo issues AI warning

In his first teaching document, Pope Leo warns AI risks accelerating war and threatens humanity. It was published at an event in the Vatican attended by AI experts including the co-founder of Anthropic. Also: Muslims begin annual Hajj pilgrimage to Mecca as Saudi city hits 42C; the “revolutionary” gene editing therapy that could lower bad cholesterol by up to 62% for life; a new species of tiny blue octopus found 1,800 metres beneath the Galapagos Islands off Ecuador; the Japanese businessman who transformed the 7-Eleven chain, Toshifumi Suzuki, dies aged 93; and British pensioner, Harry Heasman, becomes world's oldest wing walker.

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