Commonwealth Fusion Systems is about 65% complete in building a $500-million pilot facility in Massachusetts to test fusion energy at larger scale. September 17, 2025 As it nears completion of an ...

Space propulsion company Pulsar Fusion has achieved “first plasma” in its Sunbird nuclear fusion rocket, designed to propel rockets faster than any object has ever traveled. Reading time 2 minutes ...

Nuclear fusion originates in our sun and other stars. Immense pressure and high temperatures in the core create a reaction, ultimately preventing it from collapsing under the force of gravity. "The ...

Munich-based Proxima Fusion has signed an agreement with the Free State of Bavaria, RWE, and Max Planck Institute for Plasma Physics to construct the world's first commercial stellarator fusion power ...

Fusion research company Helion Energy said its Polaris prototype has set new industry benchmarks, becoming the first privately developed fusion energy machine to demonstrate measurable ...

Jan 22 (Reuters) - Nuclear energy startup General Fusion said on Thursday it will go public in the U.S. in a deal of about $1 billion with blank-check company Spring Valley Acquisition Corp. III, as ...

Last year, fusion power startup General Fusion was struggling to raise funds, laying off at least 25% of its staff before receiving a $22 million lifeline investment while it figured out how to keep ...

General Fusion Inc. has agreed to a merger with a blank-check company in a deal that’s expected to create one of the first publicly traded nuclear fusion technology developers. The combination with ...

Type One Energy plans to build a fusion power plan on the site of the Tennessee Valley Authority’s Bull Run coal-fired power plant in Oak Ridge, Tenn. Jim West/UCG/Universal Images Group via Getty ...