Fortune: Nuclear fusion, the ‘holy grail’ of power, was always 30 years away—now it’s a matter of when, not if, fusion comes online to power AI

The breakthrough scientific moment for fusion power—and the potential for nearly limitless electricity from a so-called star in a jar—came at the end of 2022 when scientists at Lawrence Livermore National Laboratory successfully achieved “first ignition,” fusing atoms through extreme heat to generate more energy than the setup consumes for the first time ever.

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