What Elon Musk Said in Testy Interview on Don Lemon’s New Show

It was raw and occasionally tense. The former television anchor Don Lemon’s wide-ranging, testy interview with Elon Musk was released online on Monday morning, touching upon topics including politics, particularly the billionaire’s recent meeting with former President Donald J. Trump; Mr. Musk’s reported drug use; hate speech on X, the social media platform formerly known…

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The Department of Homeland Security Is Embracing A.I.

The Department of Homeland Security has seen the opportunities and risks of artificial intelligence firsthand. It found a trafficking victim years later using an A.I. tool that conjured an image of the child a decade older. But it has also been tricked into investigations by deep fake images created by A.I. Now, the department is…

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Storing Renewable Energy, One Balloon at a Time

Central Sardinia is not generally considered a hotbed of innovation: Arid and rural, some of its road signs riddled with bullet holes made by target-practicing locals, the setting recalls a Clint Eastwood western. Yet in Ottana, on the brownfield site of a former petrochemical plant, a new technology is taking shape that might help the…

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