The Rulison test — conducted at a depth of 8,425 feet — was the deepest subterranean nuclear-bomb detonation conducted in U.S. history.

C ould nuclear bombs be harnessed to help people? As the Cold War raged on in the 1950s, scientists building nuclear weapons began to ponder whether they could be put toward posit ...

The allegations were leveled by U.S. officials late last week. Arms control experts worry that norms against nuclear testing ...

To protect Allied astronauts and spacecraft, U.S. commanders need to stage a preemptive strike on Russia’s atomic-armed ASAT missile before it can be launched into orbit.

Embodying choices and consequences like few other games, players can really mess up the world in these open-world RPGs.

Quote of the day: Feynman’s reflection stands as a guiding principle for intellectual integrity. It calls for discipline, ...

Remarks by a top administration official appeared to be aimed at dispelling skepticism of its assertions, as President Donald Trump vows to restart U.S. tests.

At a event in Washington D.C., A U.S. official said a remote earthquake in 2020 was caused by a Chinese nuclear test.

PM Italian time, and after three hours of talks, Trump said: “Nothing definitive was reached, except that I insisted that negotiations with Iran continue to see whether or not a deal can be ...