U.S. Defense officials review the nuclear submarine agreement with Australia and the U.K., while Congress demands clearer ...

Kim Hong-Ji - Pool/Getty Images Earlier this month, Vipin Narang, a former acting assistant secretary of defense for space policy, said in a speech that Biden had "recently issued updated nuclear ...

Ryder, the Pentagon press secretary, in a briefing ... In the spring and summer the Biden administration delayed several tests of nuclear-capable missiles, though ultimately some were conducted.

President Joe Biden issued a dire warning about the escalating nuclear dilemma in Russia Thursday ... sees as Russian people and territory. U.S. Secretary of State Antony Blinken recently called ...

NEW YORK (AP) — President Joe Biden is declaring that the ... that Russia is preparing to imminently use nuclear weapons,” White House press secretary Karine Jean-Pierre said Tuesday.

Public comments this year from the former acting assistant secretary of Defense for ... Beijing this year has talked with the Biden administration about nuclear weapons, but the discussions ...

President Joe Biden is counseling Israel to take ... Iran has further produced fissile material for its nuclear program.

David Turk, deputy U.S. energy secretary and Xochitl Torres ... federal efforts to hasten the buildout of nuclear energy. In July, President Joe Biden signed bipartisan legislation that ...

The day after U.S. Defense Secretary ... Biden was already telling Israel what it shouldn’t do in response. Asked Wednesday if he’d support an Israeli strike on Iran’s nuclear facilities ...

President Joe Biden has approved revisions to a classified nuclear strategic document that redirects Washington's deterrent ...