In a world first, the US Department of Defense (aka the Department of War) airlifted a complete 5-MW nuclear reactor using a ...

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

The United States is ready to carry out low-yield nuclear tests to match alleged secret explosions by China and Russia, ...

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 ...

Hisashi Ouchi, 35, was exposed to a lethal dose of radiation after a criticality accident at the JCO nuclear processing plant ...

President Donald Trump’s recent call to resume U.S. nuclear weapons testing “on an equal basis” with Russia and China has reignited a decadesold debate about America’s nuclear posture and global ...