In 2024 the US believed the Kremlin was developing an “anti-satellite missile tipped with a nuclear warhead for a potential ...

A U.S. official focusing on arms control has provided what he called new, declassified details of a Chinese underground ...

MOSCOW -- Russian and U.S. negotiators discussed the expiration of the last remaining nuclear arms pact between the two countries and agreed on the need to quickly launch new arms control talks, the ...

Last year, President Donald Trump shocked many people when he instructed the government to resume nuclear testing “on an ...

For four years, Russia's state nuclear corporation Rosatom has remained a huge "elephant in the room" as no country, except ...

A historic nuclear arms reduction treaty is set to expire Thursday, which will thrust the world into a nuclear situation it has not faced in more than five decades, one in which there are no longer ...

MOSCOW (AP) — Russian and U.S. negotiators discussed the expiration of the last remaining nuclear arms pact between the two countries and agreed on the need to quickly launch new arms control talks, ...

Russia is advancing long-life nickel‑63 betavoltaic “nuclear batteries” for aerospace and remote systems, targeting mass production by 2028–2029.

GENEVA (AP) — A U.S. official focusing on arms control on Monday provided what he called new, declassified details of a Chinese underground nuclear test nearly six years ago and urged countries to ...