fusion power

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 supply Microsoft with electricity by 2028 — years earlier than its competitors.  The company’s unorthodox approach to fusion power and relative secrecy has earned it […]

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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 the early 2030s. Fusion power has long been derided as being decades away, but the new milestone assumes the possibility of commercial operations within the

Commonwealth Fusion Systems just picked its first commercial site partly because of its proximity to Washington, D.C. Read More »

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 the startup’s future facility, which it is building in the San Francisco Bay Area over the next two years. “These are some of the highest-average-power

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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 inching its way toward commercial viability. The latest exhibit: Tokamak Energy, a UK-based startup that’s working to refine its squeezed-doughnut approach to fusion power. The

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Zap Energy shows off its new fusion power prototype, Century

For fusion power aficionados, hitting “breakeven” is something of a Holy Grail: the point at which a fusion reaction produces more power than was required to ignite it. Only one scientific experiment, at the National Ignition Facility, has accomplished that feat, and it took over a decade of tweaking the system to achieve the monumental

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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 to an SEC filing. The fusion sector recently has been showered with interest from investors, who no doubt have been encouraged by the breakthrough experiment

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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 beneficence is Zap Energy, an Everett, Washington-based startup that’s pursuing a clever approach to harnessing the power of the stars. The company recently closed a

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