Fusion energy startups are drawing billions as rising A.I.-driven power demand pushes the technology closer to commercial ...

While many critics of nuclear fusion have long dismissed it as science fiction fantasy, researchers have made an enormous breakthrough, bringing the promise of a virtually unlimited power source one ...

In 2026, South Korea will achieve a historic energy milestone in plasma fusion, and the research team will break records that ...

What if the key to solving the world’s energy crisis was hidden in a process so ambitious, so technically demanding, that even experts once dismissed it as science fiction? For decades, nuclear fusion ...

For decades, nuclear fusion has been viewed as the ultimate energy source—clean, powerful, and practically limitless. Most approaches to fusion involve enormous machines designed to squeeze plasma ...

Claims of “net energy gain” in fusion experiments often exclude the massive energy consumed by the full system, leading to misleading headlines. Even under optimistic timelines, commercial fusion ...

GREIFSWALD, GERMANY - OCTOBER 29: A worker explains a photo taken about a year and a half ago that shows construction of the interior plasma chamber of the Wendelstein 7-X experimental fusion reactor ...

Booth is a reporter at TIME. Booth is a reporter at TIME. When Sam Altman arrived at Helion Energy’s small Redmond, Wash., office in early 2014, nuclear-fusion textbooks tucked under his arm, the ...

Fusion power has long been sold as the technology that could light our cities with the same process that powers the stars.

The footage offers an unprecedentedly colorful look at the extreme physics at play—revealing valuable information for researchers studying fusion. Reading time 2 minutes Nuclear fusion may always be ...

NASA’s push for a new nuclear rocket engine is not just another upgrade to the hardware we strap to the bottom of spacecraft.