China is "clearly" conducting explosive nuclear testing and "trying to hide it," National Nuclear Security Administration ...

The Navy admiral who commands U.S. nuclear forces endorsed on Thursday a finding by the Energy Department and Pentagon that ...

A military aide carries a briefcase containing launch codes for nuclear weapons as U.S. President Donald Trump returns to the White House in Washington A military aide carries a briefcase containing ...

A senior United States official on Tuesday disclosed further details about a covert nuclear-related test allegedly carried out by China while stressing the U.S. cannot afford not to resume testing to ...

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 ...

Nuclear superpowers not taking active steps towards meaningful negotiation following the expiry of New Start arms treaty in ...

A senior U.S. official offered new details Tuesday night about an alleged nuclear bomb test conducted by China in June 2020. Assistant Secretary of State Christopher Yeaw spoke at a Hudson Institute ...

The US accused China Wednesday of conducting at least one secret nuclear test as Washington continued its push for a new arms control treaty that would include Beijing in addition to Moscow and ...

WASHINGTON, Feb 17 (Reuters) - 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. Assistant ...

The Navy admiral who ‌commands U.S. nuclear forces on Thursday endorsed a finding by the Energy Department and Pentagon that ...