The Latest Breaking News from Nuclear Weapons

The circumstances in which NATO might have to use nuclear weapons are "extremely remote", the Western defence alliance's secretary-general said on Wednesday, adding however that there would be "severe consequences" if Russia used such weapons.

The threat of nuclear conflict has been elevated in recent months as the war in Ukraine continues. One former U.S. security advisor is speaking out about the potential ramifications of nuclear weapons.

As the West frets over the possibility of Vladimir Putin turning to nuclear weapons in Ukraine, there is a risk that similar threats posed by another pariah leader are not being treated as seriously – those of North Korea’s Kim Jong Un.

Democratic and Republican lawmakers have reintroduced a bill aimed at monitoring Iran’s nuclear program. Rep. Senator Lindsey Graham announced the inclusion of the Iran Nuclear Weapons Capability Monitoring Act of 2022 - which he had submitted with Dem.

From the war in Ukraine to North Korea's recent missile testing spree, tactical nuclear weapons are being debated and developed in a way not seen since the Cold War.

Vladimir Putin placed the Kremlin’s strategic nuclear weapons forces on ‘high alert’ at the start of the conflict and has continued his sabre-rattling ever since

For decades North Korea has threatened to turn enemy cities into a “sea of fire,” even as it doggedly worked on building a nuclear weapons program that could back up its belligerent words

As the world fears Vladimir Putin could fire nuclear weapons at peaceful neighbour Ukraine, the Kremlin's media is downplaying their immensely destructive capabilities

New national security strategy warns of Russia as more immediate threat and China as long-term competitor

A Russian nuclear strike would change the course of the conflict and almost certainly trigger a "physical response" from Ukraine allies and potentially from NATO, a senior NATO official said on Wednesday. Any use of nuclear weapons by Moscow would have "unprecedented consequences" for Russia, the official warned. It would…

Tactical nuclear weapons are often characterised by their size, range, or use for limited military targets.