North Korea’s primary nuclear test site was built deep inside a mountain designed to contain massive underground explosions. After six nuclear tests, including a powerful detonation in 2017, seismic ...

Nuclear weapons testing has affected every single human on the planet, causing at least four million premature deaths from ...

Between 1945 and 2017, more than 2,400 nuclear devices were detonated in tests conducted by nuclear powers across multiple continents.

EXCLUSIVE: Andrew Bustamante disclosed that his "stance" on the subject has been "fairly consistent", but notes there is a ...

Add Yahoo as a preferred source to see more of our stories on Google. MOSCOW (AP) — Russian President Vladimir Putin ordered officials on Wednesday to submit proposals for a possible resumption of ...

President Donald Trump has called for the United States to test its nuclear weapons for the first time in three decades. But Trump’s statements about testing — in particular, whether other nations are ...

WEST PALM BEACH, Fla. (AP) — New tests of the U.S. nuclear weapons system ordered up by President Donald Trump will not include nuclear explosions, Energy Secretary Chris Wright said Sunday. It was ...

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 ...

A California-based lab has made the first experimental measurements of nuclear reactions in high-energy-density ...

Clarity is key on most issues relating to nuclear weapons, and testing them is no exception. America’s adversaries are carrying out low-level nuclear tests and gaining an advantage over the United ...

MOSCOW (AP) — Russian President Vladimir Putin ordered officials on Wednesday to submit proposals for a possible resumption of nuclear tests in response to President Donald Trump’s statements last ...