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 ...
GENEVA (AP) — A U.S. official focusing on arms control on Monday provided what he called new, declassified details of a ...
The allegations were leveled by U.S. officials late last week. Arms control experts worry that norms against nuclear testing are unraveling.
Remarks by a top administration official appeared to be aimed at dispelling skepticism of its assertions, as President Donald ...
The nuclear taboo doesn’t seem to be as powerful for machines [as] for humans,” said Payne, according to specialty magazine ...
US officials reportedly believe China’s nuclear expansion is narrowing the gap with the United States and Russia, potentially ...
The U.S. government revealed new intelligence on Tuesday suggesting China may have conducted an ...
Scientific knowledge about the damaging effects of nuclear-weapons testing helped to end such tests. Those findings haven’t changed.
A US official says a seismic station in Kazakhstan collected evidence of an alleged China nuclear test at Lop Nur in June 2020.
President Trump is pressuring Iran to either curtail its nuclear program or face military strikes, after Iran amassed a large stockpile of highly enriched uranium. Here's what to know.
With doomsday nuclear weapons the last remnant of Russia's superpower status, President Vladimir Putin is stepping up threats to use them against Western powers aiding Ukraine. (Photo by Alexander ...