Add Yahoo as a preferred source to see more of our stories on Google. Seven years after the end of WWII, the US detonated the world's first hydrogen bomb. H-bombs use a combination of nuclear fission ...

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 ...

This relatively long transit time is a result of the use of traditional chemical rocket fuel. An alternative technology to the chemically propelled rockets the agency develops now is called nuclear ...

Novel propulsion ideas for moving around space seem like they’re a dime a dozen recently. Besides the typical argument between solar sails and chemical propulsion lies a potential third way — 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 ...

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.