The head of the International Atomic Energy Agency warned Thursday that the “space for negotiation and diplomacy … is getting ...

Ukraine has many reasons to be concerned about a second Trump presidency. Trump has not said how he would end the war, or ...

The Iranian mission to the United Nations declined to comment on a New York Times report that Trump ally Elon Musk met with ...

The B-1B Lancer, known as the "Bone," was developed during the Cold War to evade Soviet air defenses and deliver nuclear ...

Tulsi Gabbard -- a military veteran and honorary co-chair of President-elect Donald Trump's transition team -- has been ...

Kyiv responds to report it could be ‘months away’ from developing nuclear weapons - Kyiv does not possess, develop or intend ...

Iran has long accused Israel of targeting its nuclear program through covert operations. Israeli officials, in turn, have ...

Vladimir Putin has been warned he may be left with little choice but to use Russia's nuclear arsenal if the war in Ukraine ...

The National Cold War Center and the Woodrow Wilson Center, whose parent company is the Smithsonian Institution, have ...

Bob Woodward’s new book “War” provides a harrowing glimpse into the Biden administration’s national security decision-making ...

Rafael Mariano Grossi of the IAEA was visiting Tehran in an effort to restore his inspectors' access to Iran's program and ...