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Revisited: Guardian journalist Michael Safi looks into the world of artificial intelligence, exploring the dangers and promises it holds for society Today in Focus is on a summer break and will be back with new episodes from 1 September. In the meantime, we are bringing you season one of Black Box, before the launch of season two in early September. This episode was first broadcast on 14 March 2024. Two stories about the way artificial intelligence could make the world better – and is already doing so. In Montana, when Lee Johnson discovered his wife, Yokie, had cancer, he turned to AI – and was surprised by the answers he got. Meanwhile, in Massachusetts, Prof Regina Barzilay’s experience with cancer has led her to build an AI system that can detect the disease years before a human can. Continue reading...