When Iran’s covert nuclear program came to international attention over two decades ago, Tehran insisted that its intentions were peaceful and that it had no plans to develop nuclear weapons.

If Israel possesses a nuclear arsenal, while Iran is denied that possibility, what do the international norms on accepting, ...

During the Cold War, scientists developed a controversial nuclear weapon designed to change how nuclear warfare worked. The neutron bomb minimized blast damage while maximizing lethal neutron ...

Nuclear weapons tests were once a regular occurrence, but most countries haven’t tested in decades, following the adoption of the Comprehensive Nuclear-Test-Ban Treaty in 1996. Now, that moratorium ...

The munitions, named by a government official as GBU-72 Advanced 5k Penetrator bombs, were first released in 2021.