ALBUQUERQUE, N.M. — Roughly 12,550 miles above Earth, a constellation of U.S. global positioning satellites orbits the planet. GPS satellites also carry a sophisticated system designed to detect above ...

The latest scientific research on nuclear bomb survival distances offers crucial insights into the safest areas to take shelter during such an event, and the various factors that influence survival ...

Though the country’s nuclear arsenal has undergone no explosive testing for decades, federal experts say it can reliably obliterate targets halfway around the globe. By William J. Broad President ...

The old mechanisms to prevent the spread of nuclear weapons are too antiquated and have lost their meaning with the coming 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 ...

One expert says explosive nuclear testing would be 'alarming.' President Donald Trump announced on Wednesday that he is ordering the United States to resume nuclear testing, leaving experts wondering ...

Hydronuclear experiments, barred globally since the 1990s, may lie behind President Trump’s call last month for the United States to resume its testing of nuclear bombs. By William J. Broad President ...

WASHINGTON, Oct 30 (Reuters) - If U.S. Navy Vice Admiral Richard Correll thought he was going to have an easy confirmation hearing on Thursday to become the commander of America's nuclear forces, ...