Part of Operation Upshot-Knothole, was a 15-kiloton test fired from a 280-mm cannon on May 25, 1953 at the Nevada Proving Grounds. 72 years ago the U.S. Army carried out its first and only nuclear ...

Nuclear war creates the ultimate untreatable public health emergency. Prevention is not only the best option, it is the only ...

Since the decimation of two Japanese cities at the end of World War II, the Bulletin has focused on both sides of the nuclear dual-use problem: How to reduce (or even eliminate) the possibility of a ...

Historian Serhii Plokhy explains why the Kremlin’s nuclear proliferation has begun a dangerous new era of mutually assured destruction ...

The Department of Energy's official watchdog probed the impacts of a timecard fraud scandal that rocked the northern Texas ...

The United States is to resume nuclear weapons testing “immediately”, Donald Trump has announced, raising fears of renewed proliferation between the world’s two biggest stockpiles of atomic weaponry.

It’s a pivotal moment for nuclear weapons. Tensions between the United States and Russia, the two major nuclear powers, are high. Longstanding nuclear pacts have crumbled. China, which trails well ...

WASHINGTON − The agency responsible for building, maintaining, and storing America's nuclear weapons faces an internal review of its costly effort to reestablish mass production of nuclear warhead ...

It’s been 20 years since I retired from the Air Force and 40 years since I first entered Cheyenne Mountain, America’s nuclear ...

President Donald Trump’s announcement that the U.S. would revive nuclear weapons testing — which the U.S. has not done since 1992 — left experts, lawmakers and military personnel scratching their ...

President Donald Trump's comments Thursday suggesting the United States will restart its testing of nuclear weapons upends decades of American policy in regards to the bomb, but come as Washington's ...