A prominent researcher claims to have a revolutionary approach to “interpretability,” or the science of why A.I. models do what they do. Other experts aren’t so sure.

The midterms are the first elections in which artificial intelligence is integrated into every major social media platform. Efforts to blunt its harms are uneven.

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A series of lawsuits has created a new de facto regulatory regime as courts order companies like Meta and Google to change their business practices — and pay up.

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The tech giant is funding one of the nation’s largest “virtual power plants,” which would pay homes and businesses to adjust their energy use when grids are strained.

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