US intelligence agencies believe that China is developing a new generation of nuclear weapons and has conducted at least one covert explosive test in recent years as part of a broader push to ...

The U.S. on Friday accused China of conducting a secret nuclear explosive test, while pushing for a new arms control treaty. "I can reveal that the U.S. government is aware that China has conducted ...

Add Yahoo as a preferred source to see more of our stories on Google. The US said it has intelligence that China conducted banned nuclear explosive tests. The nuclear monitoring organization said it ...

A Vanderbilt University professor has come up with a faster and less expensive way to test for explosives residue on surfaces. Prof. Sharon Weiss has modified white gold leaf paper so that its surface ...

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 ...

The US accused China of secret nuclear explosive testing and attempting to cover it up, an official said Friday. Banned for decades under an international agreement to which China and the US are ...