A US official says a seismic station in Kazakhstan collected evidence of an alleged China nuclear test at Lop Nur in June 2020.

From Trinity’s fallout to a New Mexico school underground, “Nuclear Family” traces how the bomb reshaped one family and a ...

MOSCOW, Feb 24 (Reuters) - Russia accused Ukraine on Tuesday of trying to obtain a nuclear weapon with help from Britain and ...

Turkish FM Hakan Fidan also said that the idea that US or Israeli airstrikes on Iran could lead to regime change was "a pipe dream." ...

Iran and the United States are due to hold new talks in Geneva on Thursday over Tehran's nuclear program. The talks come as ...

So long as it doesn't ratify the Comprehensive Nuclear Test Ban Treaty, the United States won't be able to seek short-notice, on-site inspections to deter and detect possible Chinese and Russian ...

In the late 1950s, the US Air Force quietly assembled top scientists, including a young Carl Sagan, to study a nuclear detonation on the Moon as a Cold War show of strength. The plan never happened, ...

In 1958, as Cold War tensions shaped decisions in Washington and Moscow, a study quietly examined whether a nuclear device ...

"The jury remains out on whether the June 2020 event was a nuclear test or not. What is certain is that we are in a time of nuclear uncertainty and it will continue for some time," Lori Dengler writes ...

A top arms diplomat at the State Department recently laid out what might come next as Washington upends decades of federal policies on nuclear proliferation.