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

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 ...

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 ...

The Minuteman III intercontinental ballistic missile will take flight from Vandenberg Space Force Base in California.

As Moscow threatens to launch nuclear warheads against NATO states helping Ukraine fend off the Russian invaders, the world ...

Russian President Vladimir Putin said Wednesday his country will draw up plans to conduct nuclear tests after President Donald Trump announced the U.S. would do the same last week. The Kremlin leader ...

Energy Secretary Chris Wright revealed the U.S. will not be testing nuclear explosions, putting to rest questions over whether the Trump administration would reverse a decades-old taboo. Testing will ...

President Donald Trump is off on another ill-informed ranting spree, this time claiming that he has ordered the military to resume nuclear testing. In his interview with 60 Minutes last week, he ...

Escalating an arms race that could bring about Armageddon is only part of the reason Trump's push to resume testing is terrifying ...

Top energy and nuclear officials in the Trump administration are planning to meet with the White House and National Security Council in the coming days to dissuade President Donald Trump from resuming ...

Southern Nevada’s Congressional delegation is calling on the Trump administration to “reaffirm” the United States’ ...