The nuclear reactor only turns on when the spacecraft is far from Earth in a safe orbit. Before activation, the uranium fuel has very low radioactivity and isn't toxic.

Rolls Royce has been selected to develop and build the UK's first small nuclear power stations. It is hoped small modular reactors (SMRs) will help meet the UK's growing electricity demands, be ...

The cost of dealing with nuclear waste also has to be factored in. Sellafield, in Cumbria, currently deals with most of the country's waste, but it is running out of space and costs are spiralling.

Texas sets aside $350M to lure advanced nuclear companies, fueling debate over risks, rewards, and the state’s energy ambitions.

ITER has devised the technology that could unlock fusion energy, and they've done so with the aid of a 60-foot magnet. Here's ...

Decommissioned nuclear sites need to be treated with the same level of security rigour as operational ones. By James Neilson ...

Isaacman’s bold plan for NASA: Nuclear ships, seven-crew Dragons, accelerated Artemis "I was very disappointed, especially because it was so close to confirmation." ...

Pictures show the destruction at the Isfahan facility doesn’t include the buildings likely housing three research reactors.

A software group that uses artificial intelligence (AI) to help automate processes said it was joining with a nuclear power ...

The reactor would provide heat as well as light, which is important in Alaska, where it can reach minus 50 °F (-45 °C). The type of reactor built will depend on the kind of nuclear fuel selected.

The total cost for the project in Georgia, which involved two of Westinghouse’s AP1000 reactors, neared $35 billion – nearly half of Westinghouse’s proposed price tag to build 10 new reactors.