The U.S. Navy carried out four scheduled unarmed missile tests of the Trident II D5LE off the coast of Florida last week.

More than 2,000 nuclear weapons have been tested worldwide to date. The test sites remain contaminated, and many residents ...

America’s Trident D5 missiles represent a bedrock of America’s national defense—meaning that they must occasionally be tested ...

North Korea has enriched up to two tonnes of uranium – enough to build 47 nuclear bombs, according to South Korean estimates.

VIENNA – The Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO) continues meaningful engagement with nine states that ...

Portions of this article were originally published on Feb. 9, 2022. It has been updated with additional information. IDAHO ...

President Lee Jae Myung called for a phased solution that seeks a freeze on North Korea’s nuclear program now and full denuclearization later.

Iran has likely carried out an undeclared missile test at its Imam Khomeini Spaceport, according to satellite photos analyzed ...

Videos of Iran's missile tests circulating online highlight Tehran's defiance amid U.S., Israeli strikes and looming ...

Afghanistan's Bagram Air Base is about 1,200 miles from an old Chinese nuclear test range, but controlling the base would require the reentry of U.S. personnel into Afghanistan.

France tests airborne nuclear force in ‘Operation Poker’ drill, with Rafale jets, escorts and tankers simulating a nuclear raid.