NASA and DARPA have partnered to develop a demonstration nuclear-powered rocket that could speed travel to Mars and make ...

Many scientists say “subcritical” experiments and computer simulations make nuclear weapons testing unnecessary.

Seeing the invisible, that’s what a small group of scientists at Los Alamos National Labs are trying to do with data recovered from a near-Earth asteroid and ...

With the completion of the B61-12 program, work has now started on the B61-13, specifically designed for “certain harder and ...

A push toward a "Golden Era of American Energy Dominance" could be delayed due to budget cuts and defunding efforts in the ...

Titanium sub-hydride potassium perchlorate, a highly specialized explosive used to open valves, was once produced exclusively for Sandia National Laboratories at a U.S. Department of Energy site in ...

In response to a recent environmental report, Santa Fe County commissioners reportedly plan to raise concerns about impacts of a potential expansion of ...

The bulk of the DOE’s nuclear work is done by around 60,000 contract workers. The people who build the missiles, dig the ...

Small, transportable and mass-produced “microreactors” are seen as part of the future of nuclear power. Westinghouse ...

Firings and buyouts hit the top-secret National Nuclear Security Administration amid a major effort to upgrade America’s ...

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WASHINGTON − Building nuclear weapons could be South Korea's "plan B" in an increasingly "unpredictable" security landscape, Seoul's top diplomat told the country's legislature Wednesday.