Piles of dirt can cheaply store renewable energy as heat – and that stored energy can reactivate the machinery of retired coal power plants, letting them provide backup power for the electricity ...

A version of this article appears in print on June 29, 2025, Section SR, Page 4 of the New York edition with the headline: We’ve Just Seen How Trump Can Be Stopped.

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Researchers may have found a way to create a new superheavy element, known as "element 120," which would be so hefty that it would need to be put in a new row on the periodic table of elements.

Equipment used to train and run generative AI models could produce up to 5 million tons of e-waste by 2030, a relatively small but significant fraction of the global total.

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