Former British Prime Minister Liz Truss feared that the Russian president would resort to nuclear weapons, per a biography.

International Atomic Energy Agency chief Rafael Grossi is set to visit Tehran on Wednesday for crucial talks on Iran's ...

Vladimir Putin was so close to using nuclear weapons in October 2022 that Liz Truss spent the dying days of her premiership ...

When he takes office in January, President-elect Donald Trump will inherit a raft of national security challenges, including ...

Yet too few of us make the connection that the most acute, immediate danger to our lives and climate still comes from nuclear ...

A New York lawmaker who served as lead attorney for House Democrats during the first impeachment of President-elect Donald ...

Donald Trump’s return to the White House in 2025 raises serious questions about the future of the U.S. nuclear arsenal.

It has made a powerful case for the “nuclear taboo,” the consensus that nations with nuclear weapons must never use them. The ...

New nuclear-capable planes and upgrades to old equipment are coming. Will they deter warfare or lead to an arms race?

Seoul has long accused the nuclear-armed North of sending weapons to help Moscow fight Kyiv and alleged that Pyongyang has ...

U.N. atomic watchdog chief Rafael Grossi arrived in Iran for talks on Wednesday, Iranian state media reported, a day after he ...