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The First Look At Polaris - Helion's Latest Nuclear Fusion Machine

It's extraordinary. Trust me

Ashlee Vance's avatar
Ashlee Vance
Dec 12, 2025
∙ Paid

Around a dozen nuclear fusion start-ups in the U.S. have raised more than $100 million each in recent years. The investors backing these companies have clearly bet that fusion reactors can become rea…

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