By dropping a nuclear reactor 1.6 kilometers (1 mile) underground, Deep Fission aims to use the weight of a billion tons of ...

A Trump administration pilot program aims for three nuclear startups to reach a key milestone by July 4, 2026. Valar Atomics ...

The milestone comes with support from one of the country’s leading research labs, the Los Alamos National Laboratory. Valar ...

Atomic energy is back, thanks to the ravenous demands of AI, favoritism from Trump, and the zeal of young entrepreneurs ...

The startup’s achievement is impressive but underscores the quiet chaos of the nuclear industry following a series of ...

Sensors have detected increased levels of neutrons in an inaccessible chamber at the Chernobyl site, signaling that nuclear fission reactions are taking place in the entombed reactor hall, Science ...

Nuclear-powered missiles work by using a ramjet to pressurize air, then heat it with a nuclear reactor to create a deadly and radioactive propellant.

Seven years after the end of WWII, the US detonated the world's first hydrogen bomb. H-bombs use a combination of nuclear fission and fusion and are far more powerful than atomic bombs. Edward Teller, ...

AUSTIN, Texas--Physicists at The University of Texas at Austin have designed a new system that, when fully developed, would use fusion to eliminate most of the transuranic waste produced by nuclear ...

The Japanese nuclear disaster at Fukushima is no longer a leading headline, but the danger posed by the meltdowns hasn't entirely abated. Xenon gas, a byproduct of nuclear fission was detected in ...

On March 9, President Biden laid out his funding priorities in his proposed budget for 2024. Of these funding priorities, he included a record $1 billion in new investments in fusion programs. In a ...

NASA plans to send crewed missions to Mars over the next decade – but the 140 million-mile (225 million-kilometer) journey to the red planet could take several months to years round trip. This ...