When the clock strikes noon on January 20, 2025, Donald Trump will once again be given launch authority over the U.S.’s ...

Russia considered a nuclear strike on Ukraine. China has warned Moscow against using nuclear weapons, US Secretary of State ...

With thousands of nuclear weapons on hair-trigger alert, Trump could take five actions to reduce the potential for Armaggedon ...

Japan can now convey its requests to the United States to discuss issues regarding the U.S.'s possible use of nuclear weapons ...

Bulletin's associate editor for nuclear affairs, François Diaz-Maurin, provides his review of the nuclear year.

Under this treaty, only the United States, Russia, the United Kingdom, China, and France are permitted to possess nuclear ...

But nuclear weapons are not an inevitable fact of human life. They are not impossible to get rid of, and pushing for that can ...

Russia, China, and the U.S. are all investing in nuclear weapons and an old fear from a bygone age is back in a big way.

It is separate from the newsroom. In the United States, only the president can decide whether to use nuclear weapons. It’s an extraordinary instance in which Mr. Trump’s decision-making power ...

Nuclear weapons are still here—and they’re still an existential risk. Nine countries possess nuclear weapons: the United States, Russia, France, China, the United Kingdom, Pakistan, India, Israel, and ...

Nuclear weapons are meant to deter nuclear attacks from other countries. However, current policy allows the United States to begin a nuclear war by being the first to use nuclear weapons in a conflict ...

Since 1945, no country has used nuclear weapons in warfare. The number of nuclear-armed states remains small — just nine out of 193 United Nations member states. Not having nuclear weapons is ...