The U.S. military has suffered dozens of “Broken Arrow” nuclear weapons accidents—events involving lost weapons, accidental ...

The two lawmakers questioned the necessity of the nuclear weapons agency's plutonium pit strategy in a letter exclusively ...

(CNN) — Top energy and nuclear officials in the Trump administration are planning to meet with the White House and National Security Council in the coming days to dissuade President Donald Trump from ...

From U.S. cruise missile strikes on ISIS targets in Nigeria to a rare mass stabbing in Japan, from Chinese-made weapons ...

Nothing comes close to a thermonuclear weapon. Insider spoke to the US's leading arms control experts, who struggled to make sense of what Trump said.

China is rapidly overhauling a network of secret facilities used to manufacture warhead components as it expands its nuclear ...