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

China's nuclear weapons development has long concerned the U.S., which has warned that the East Asian power could possess ...

Hydronuclear experiments, barred globally since the 1990s, may lie behind President Trump’s call last month for the United ...

The global salience of nuclear weapons — once expected to diminish after the Cold War — is instead rising sharply. This ...

Trump’s message at the end of last month is that the U.S. is no longer willing to ignore obvious dangers, especially if China poses them.

North Korea's warning comes after renewed speculation of a meeting between President Trump and North Korean leader Kim Jong ...

Democratic U.S. Senator Edward Markey on Tuesday urged President Donald Trump not to resume explosive nuclear weapons testing ...

It looks like Japan will finally cast aside its ban on hosting nuclear weapons—specifically, those of the United States.

Yaroslav Trofimov of The Wall Street Journal explains why he thinks that the U.S., Russia, and China have entered a new nuclear race.

Nearly half of surveyed Americans say they are worried that the U.S. could enter a nuclear war within the next 10 years, ...