Helion says its seventh-generation Polaris machine has heated plasma to 150 million degrees Celsius using deuterium-tritium fuel, a milestone the company is pitching as a turning point in the race to ...

Pacific Fusion says it has finally found a way to make its ambitious fusion reactor design affordable enough to build at ...

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

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

After getting a jolt from one of the biggest corporations in the world, Kearny-based Thea Energy is progressing on its goal of making fusion a commercially viable clean energy solution. Named after ...