Commonwealth Fusion Systems (CFS) is developing a tokamak device called SPARC. The company aims to demonstrate the critical fusion energy milestone of producing more output power than input power for ...

Left: geometry of the SPARC tokamak showing the pump volume and the “louver” actuator that restricts gas flow between the plasma and pumping chambers. Right: neutral gas pressure increases strongly ...

US private fusion company Commonwealth Fusion Systems has installed the disc-shaped stainless steel cryostat base, marking the start of the assembly of the SPARC tokamak. Meanwhile, Fusion for Energy ...

In an unassuming industrial park 30 miles outside Boston, engineers are building a futuristic machine to replicate the energy of the stars. If all goes to plan, it could be the key to producing ...

Massachusetts-based Commonwealth Fusion Systems, the world's largest private fusion company, has achieved a key milestone in its journey to producing energy for the grid. Earlier this week, the ...

There are a remarkable number of commercial fusion power startups, considering that it’s a technology that’s built a reputation for being perpetually beyond the horizon. Many of them focus on ...

Scientists in the US have introduced a novel artificial intelligence (AI) approach that can protect fusion reactors from the extreme heat generated by plasma. The new method, which is called HEAT-ML, ...

Commonwealth has made measurable progress toward its goal of building a practical fusion reactor that generates carbon-free electricity. Explore the 2023 list of 15 Climate Tech Companies to Watch.

Stephen Shankland worked at CNET from 1998 to 2024 and wrote about processors, digital photography, AI, quantum computing, computer science, materials science, supercomputers, drones, browsers, 3D ...