Fusion power has a fuel problem; Hexium has a laser-powered solution
Fusion startups have a tough row to hoe. Their mission? To create a new kind of power plant that produces more energy than it consumes — something no one has…
Bill Gates-backed Commonwealth Fusion Systems hits key reactor construction milestone
Commonwealth Fusion Systems marked a major milestone Tuesday morning, announcing the installation of a key component of its Sparc demonstration reactor. The new part is a 24-foot wide, 75-ton stainless…
General Fusion fires up its newest steampunk fusion reactor
General Fusion announced on Tuesday that it had successfully created plasma, a superheated fourth state of matter required for fusion, inside a prototype reactor. The milestone marks the beginning of…
Helion raises $425M to help build a fusion reactor for Microsoft
Few fusion startups have been as closely watched as Helion. The 12-year-old company is backed by Sam Altman, rumored to be in talks with OpenAI, and has a deal to…
Commonwealth Fusion Systems just picked its first commercial site partly because of its proximity to Washington, D.C.
Commonwealth Fusion Systems will build its first commercial-scale power plant just outside of Richmond, Virginia, the company announced today, with a goal of hooking it up to the grid in…
Focused Energy buys two of the world’s most powerful lasers for its fusion quest
Fusion power startup Focused Energy has signed a deal to buy two of the world’s most powerful lasers, the company exclusively told TechCrunch. The massive lasers will be installed in…
Fusion startup Tokamak Energy attracts $125M for its egg-like reactor design
As the world races to add more power plants to satiate AI’s thirst for electricity, investors have been plowing money into nuclear fusion, the pie-in-the-sky technology that appears to be…
Every fusion startup that has raised over $100M
Over the last several years, fusion power has gone from the butt of jokes — always a decade away! — to an increasingly tangible and tantalizing technology that has drawn…
Acceleron Fusion has raised $15M to take another stab at cold fusion, filing reveals
Fusion startups have been on a fundraising tear lately, and a young startup, Acceleron Fusion, is joining the pack, having raised $15 million of a targeted $23.7 million round, according…
Zap Energy investors in recent $130M round included Soros Fund and Laurene Powell Jobs’ Emerson Collective
The race for commercial fusion power is heating up. Investors have poured money into fusion startups over the last several years, and one of the more recent beneficiaries of their…