Add Yahoo as a preferred source to see more of our stories on Google. Nuclear fusion promises a green and infinitely renewable supply of energy—if we can harness it. Fusion happens all the time inside ...

If successful, experts will have delivered a nearly limitless energy source without air pollution, long-lasting nuclear waste ...

Commonwealth Fusion Systems (CFS) said on Tuesday at CES 2026 that it had installed the first magnet in its Sparc fusion reactor, the demonstration device that it hopes to turn on next year. The ...

The stakes of the “race to fusion” are dramatic. Commercial fusion has the potential to deliver nearly unlimited energy by ...

A persistent asymmetry in fusion exhaust has challenged researchers for years. New simulations show that plasma core rotation, working together with cross-field drifts, determines where particles land ...

All of these new developments don’t mean that the sun is ready to give up its fusion monopoly, as many significant ...

Workers wear protective equipment in a cavernous hall that contains industrial equipment. The tokamak hall at Commonwealth Fusion Systems’ fusion energy facility in Devens, Massachusetts, will house ...

The central solenoid is the heart of a fusion reactor, and a "jacket" of meticulously crafted stainless steel—capable of withstanding extreme temperatures and magnetic fields—protects it. Chinese ...

A materials expert told Friends of ORNL that advanced nuclear reactors need 21st-century materials to withstand extreme conditions and ensure success.

Helion's Polaris device hit 150 million degrees C recently, a milestone that nudges the company toward its commercial power ...

New Zealand-based fusion energy startup OpenStar Technologies says it has become the first commercial company in the world to successfully create and confine plasma using a levitated dipole reactor.

The world’s most powerful magnet is being shipped to France for installation in the core of ITER, the experimental fusion reactor. It is hoped that ITER will prove the feasibility of creating fusion ...