Secretary of State Marco Rubio expresses his concerns about Iran's nuclear program as Washington and Tehran hold talks to ...

ABU DHABI, United Arab Emirates — President Donald Trump said Thursday that the United States and Iran have “sort of” agreed ...

Within months of the Cuban Missile Crisis, weapons designers at Los Alamos National Laboratory began engineering what would ...

While most of the world looked away, a new nuclear arms race has broken out between the US, Russia, and China, raising the ...

The countries with nuclear capabilities include Russia, China, France, the United Kingdom, India, Pakistan, Israel, North ...

Using surplus plutonium as fuel for advanced nuclear reactors can cut costs, reduce waste, and strengthen U.S.

Richard Garwin’s role in designing the hydrogen bomb was obscured from the public, even his family, as he advised presidents ...

Steve Witkoff, President Trump’s chief Iran negotiator, offered the clearest outlines of the administration’s position in ...

Learn more about the first B61-13 gravity bomb, which the NNSA completed ahead of schedule using decades of data.

Originally designed by Boeing to neutralize SAM threats and improve the survivability of SAC’s manned bomber force, the mission of the AGM-69 expanded to ...