The United States military has tested its Minuteman lll nuclear ballistic missile at Vandenberg Space Force Base in ...

A U.S. official focusing on arms control has provided what he called new, declassified details of a Chinese underground ...

The ongoing conflict between the US and Iran has raised suspicions about potential nuclear tests by the United States, despite official denials. Recent unusual seismic activity, including 16 tremors n ...

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

India, March 5 -- The United States recently carried out a test launch of its nuclear-capable intercontinental ballistic ...

US intelligence agencies believe that China is developing a new generation of nuclear weapons and has conducted at least one covert explosive test in recent years as part of a broader push to ...

President Trump's Truth Social announcement that the US will pursue new nuclear weapons testing raises more questions than it answers.

VIENNA (AP) — The United States and Russia have both recently threatened to resume nuclear testing, alarming the international community and jeopardizing a global norm against such tests. Experts say ...

America’s last nuclear detonation was nothing special. Smaller than the bomb that killed 73,000 people in Nagasaki, it exploded 1,397 feet below the Nevada desert. It shook the ground, created a ...

President Donald Trump will visit Texas on Friday to tout the administration’s energy policies on the heels of his State of the Union address.

Add Yahoo as a preferred source to see more of our stories on Google. The State Department’s allegation that China conducted a yield-producing nuclear test in 2020 is reigniting debate in Washington ...