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 ...
Christopher Yeaw, assistant secretary of State for the Bureau of Arms Control and Nonproliferation, spoke to a U.N.-backed ...
Minutes before walking into a high-stakes meeting with Chinese President Xi Jinping this past week, President Donald Trump announced what could prove to be a stunning shift in American nuclear policy.
The U.S. government revealed new intelligence on Tuesday suggesting China may have conducted an ...
"We've halted many years ago, but with others doing testing I think it's appropriate to do so," the president told reporters aboard Air Force One. Experts say that the resumption of testing would be a ...
A Trump administration official said that a remote seismic station in Kazakhstan measured an “explosion” in western China on ...
The Pentagon is quietly transporting a next-generation nuclear reactor across the American West, routing it from Southern ...
Scientific knowledge about the damaging effects of nuclear-weapons testing helped to end such tests. Those findings haven’t changed.
Was President Trump’s recent directive to resume U.S. nuclear testing — after a hiatus of 33 years — an actual policy decision? Or was it a political stunt to project toughness? His surprise ...
US President Donald Trump has said that the country will resume nuclear weapons testing after a decades-long ban. But researchers speaking to New Scientist say there is no scientific need for such ...