Fusion startup Helion is racing to complete a power plant for Microsoft by 2028. A fresh infusion of cash should help with ...

Opportunities to invest in commercial nuclear fusion are limited for now, but these companies stand to benefit from their ...

Another fusion startup has raised another a massive round to make this type of power a reality.

Fusion energy group Helion said the company has completed a $465-million Series G investment round, increasing the Everett, ...

One of the world’s leading private fusion companies, Commonwealth Fusion Systems (CFS), has published a suite of papers that the firm says “confirm” that its ARC power plant, if built as intended, ...

Colorado-headquartered Xcimer Energy has announced the start of operations for Phoenix, what the company calls the largest ...

Focused Energy, a German-American fusion startup, announced it has raised $240 million in Series A financing to build a laser ...

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 ...

Commonwealth Fusion Systems (CFS) has verified the core plasma physics assumptions for its upcoming ...

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 ...

Fusion energy — tapping the power of the stars — is on the cusp of getting new federal rules.Why it matters: Regulators ...

Fusion energy is having a moment. Last week, Commonwealth Fusion Energy Systems, which is backed by Google, announced it had raised nearly $3 billion in capital and would start developing a fusion ...