Despite long weeks of fighting, US spy agencies said to estimate that Tehran remains year away from being able to build a ...

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.

The Department of Energy’s National Nuclear Security Administration will face questions from the public about plans to make ...

Al Jazeera spoke with MIT professor Ted Postol about what Iran could do with its 440kg of 60 percent enriched uranium.

President Trump ruled out using nuclear weapons in Iran on Thursday, saying there’s no need. “Why would I use a nuclear ...