Donald Trump's increasingly erratic behavior during his war with Iran has sparked concerns about the process for launching nuclear weapons amid a claim the president was blocked from accessing the ...

Lawmakers sceptical of alleged Trump attempt to use nuclear codes A viral claim that US President Donald Trump attempted to use US nuclear codes during a White House meeting has prompted scrutiny of ...

The vast nuclear arsenal of the US has seen some of its weapons scattered across the globe, with atomic bombs lost to the depths of the ocean — potentially waiting to be discovered by anyone. As ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. An Iranian man walks past a view of Tehran's research reactor in Tehran, Iran, on February ...

The conflict may have slowed, but not stopped, Iran’s nuclear program, officials and experts said. By Lara Jakes Lara Jakes has written about Iran’s nuclear program for more than a decade. Chief among ...

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 weapons. The country’s ...

Little is known about Pickaxe Mountain, but some experts say it illustrates the impossibility of relying on force alone to prevent Iran from acquiring a nuclear bomb. By Michael Crowley Reporting from ...

Sign up for our newsletter about national security here. Henry Kissinger often said that nuclear arms are “weapons in search of a doctrine.” After the Cold War ...