Startup Inertia Enterprises Inc. today announced that it has raised $450 million in funding to build a laser-powered fusion reactor. Bessemer Venture Partners led the round. It was joined by Alphabet ...

The fusion power startup recently completed some experiments at Sandia National Laboratory's Z Machine and shared the results ...

Zap Energy’s three-meter reactor uses a lead-lithium liquid wall, cutting hardware needs and bringing cleaner, modular power ...

“AI factories and data centers require gigawatts of electric power,” said Siemens CEO Roland Busch today at CES 2026. “What if we had an energy source that was clean, safe, affordable, and practically ...

Engineers at the UK’s STEP (Spherical Tokamak for Energy Production) program have successfully tested ...

Bill Gates-backed fusion startup Type One Energy has taken a concrete step toward commercial power generation, submitting the ...

The MarketWatch News Department was not involved in the creation of this content. ESPOO, Finland, Oct. 20, 2025 /PRNewswire/ -- As the global fusion race accelerates, Novatron Fusion Group (NFG) - the ...

As China continues to research nuclear fusion technology, its largest reactor has cleared a major milestone that could be a turning point in the race for clean, affordable energy for all. According to ...

First Light Fusion presents first reactor-compatible path to "high gain" fusion, which would drastically reduce the cost of this limitless clean energy source. Gain (energy out divided by energy in – ...

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Experiments show fusion plasma can stay stable at higher densities by controlling reactor walls, challenging long-standing limits.