A quarter of North Korean defectors from regions near the northeastern Punggye-ri nuclear test site have shown chromosome ...

Add Yahoo as a preferred source to see more of our stories on Google. People perform for North Korean leader Kim Jong Un during a celebration for nuclear scientists and engineers who contributed to a ...

A B-52 Stratofortress bomber has been spotted again over the Nevada Test and Training Range, the second such sighting in ...

Add Yahoo as a preferred source to see more of our stories on Google. A memorial in Papeete, the capital of Tahiti, commemorates the victims of French nuclear tests in the South Pacific islands of ...

Late last week, the U.S. leveled an explosive claim: China is planning secret nuclear weapons tests and has already conducted at least one. China denied the allegations, but experts are worried that ...

Experts are having a nuclear meltdown. Cracks in a dome over a contaminated nuclear blast site have sparked fears that the ...

The DOE proposal rolling back a radiation safety standard may force Congress to weigh nuclear expansion against public health safeguards. A move by the Department of Energy to weaken a decades-old ...

The world passed a nuclear milestone this week. And, perhaps surprisingly given the recent run of saber-rattling from the likes of Russia and the United States, it’s a positive one. “As of today, the ...