U.K. start-up Pulsar Fusion has unveiled plans to build a fleet of reusable nuclear fusion-powered rockets, known as Sunbirds ...

Scientists at Oak Ridge National Laboratory have developed an isotope tracking method driving molten salt reactor innovation.

Nuclear energy’s potential can be viewed as two stories: nuclear for ships and nuclear for future fuels. Both offer a wealth ...

Among the investors was André-Hubert Roussel, former CEO of ArianeGroup, who oversaw the development of Europe’s only ...

By Eve Sampson Iran’s supreme leader decried “bullying governments” and bristled on Saturday at the idea of negotiating over the country’s nuclear program with the United States in an ...

Copyright 2025 The Associated Press. All Rights Reserved. North Korea unveils nuclear-powered submarine for the first time In this undated photo provided on March 8 ...

North Korea unveiled for the first time a nuclear-powered submarine under construction, a weapons system that can pose a major security threat to South Korea and the US. State media on Saturday ...

By David E. Sanger Farnaz Fassihi and Luke Broadwater David E. Sanger and Farnaz Fassihi have covered Iran’s nuclear program for more than two decades. Luke Broadwater reported on President ...

DUBAI, United Arab Emirates (AP) — President Donald Trump sent a letter to Iran’s Supreme Leader Ali Khamenei, seeking a new deal with Tehran to restrain its rapidly advancing nuclear program ...

But the other will solve the problem.” Trump’s overture comes as both Israel and the United States have warned they will never let Iran acquire a nuclear weapon, leading to fears of a military ...

Trump’s overture comes as both Israel and the United States have warned they will never let Iran acquire a nuclear weapon, leading to fears of a military confrontation as Tehran enriches uranium ...