See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Tech giant Google has agreed to purchase electricity from a company ...

Helion Energy, a nuclear fusion startup backed by OpenAI’s Sam Altman, still has to prove it can produce electricity to serve data centers and other customers. But investors seem confident it can ...

EVERETT, Wash. — It’s a bold ambition to try and replicate on earth the physics that power the sun and the stars. But clean power innovator Helion Energy is doing much more than that. It’s building ...

Fusion energy group Helion said the company has completed a $465-million Series G investment round, increasing the Everett, Washington-based group’s valuation to $15.5 billion. Helion is among dozens ...

This company says its pulsed plasma machine will deliver electricity to the grid by 2029. Some physicists warn that its promises are outrunning what the technology has proved ...

A nuclear fusion startup backed by OpenAI founder Sam Altman has raised nearly half a billion dollars to build what it hopes to be the world’s first power plant using the next-generation energy source ...

EVERETT, Wash. — In an industrial stretch of Everett is a boxy, windowless building called Ursa. Inside that building is a vault built from concrete blocks up to 5 feet thick with an additional layer ...

Add Yahoo as a preferred source to see more of our stories on Google. Helion, a leading innovator in fusion energy technology, has announced receiving a fresh $425 million in funding. This significant ...

Ever since our society became dependent on energy in one form or another to function and move forward, humanity has been chasing the dream of clean and virtually limitless power. So far, the dream has ...

Reporting on the world’s first experiment * to irradiate targets continuously for one hour by applying high-energy pulsed lasers. Pictured: Hamamatsu Photonics' laser fusion experiment facility and an ...