VC funding for U.S. nuclear fission and fusion startups has hit $4.5 billion in 2026, driven by AI's soaring power demand.

The U.S. Dept. of Energy’s Office of Nuclear Energy has spelled out several areas that present challenges to domestic and global development of nuclear power. Chief among those issues is building a ...

Back in the 1950s, the U.S. started detonating nuclear bombs underground to limit the fallout, both radioactive and sociopolitical, unleashed by aboveground testing. Hundreds of feet of rock formed a ...

An international team of scientists has identified an unexpected region of heavy, neutron-deficient isotopes in the nuclear chart where nuclear fission is predominantly governed by an asymmetric mode.

Zap Energy, the Seattle-area startup that has spent nearly a decade chasing fusion power through an unconventional plasma technique, announced in June 2026 that it is adding traditional nuclear ...

Challenges, breakthroughs and big ideas in the race to protect our planet. SEE MORE by Lisa Stiffler on Apr 29, 2026 at 6:31 am April 29, 2026 at 2:49 pm Zap Energy announced plans Wednesday to become ...