VIENNA (Reuters) - Two months after what is widely believed to have been a nuclear test by North Korea, the radioactive particles to prove it have yet to be detected, suggesting the communist state is ...

SEOUL/WASHINGTON (Reuters) - North Korea has scheduled the dismantlement of its nuclear bomb test site for sometime between May 23 and 25 in order to uphold its pledge to discontinue nuclear tests, ...

WASHINGTON--A senior U.S. official on Tuesday revealed what he said were new details of an underground nuclear test blast that ‌China allegedly conducted in June 2020. “I’ve looked at additional data ...

Recently, U.S. President Donald Trump made headlines when he told the Pentagon to resume testing of U.S. nuclear weapons, citing his concerns that countries like China or Russia had supposedly ...

BEIJING -- North Korea's announcement Wednesday of a supposed hydrogen bomb test was denounced by a shocked China, which had been trying to offer an olive branch, but how much it can do to affect the ...

U.S. President Donald Trump on Thursday ordered the U.S. military to immediately restart the process for testing nuclear weapons after a halt of 33 years, a move that appeared to be a message to rival ...

Discover the dramatic story behind the Tsar Bomba, the largest nuclear weapon ever detonated. This video explores its Cold ...

SEOUL--North Korea said on Monday a recent subcritical nuclear test by the United States adds new tension to the international nuclear arms race and vowed to take measures necessary for improving its ...

A senior US government official has claimed that China conducted a nuclear explosive test in 2020 and cited analysis of detected tremors. Christopher Yeaw is the Assistant Secretary for the Bureau of ...