European powers are examining how to their bolster nuclear arsenals to guard against Russia amid questions about America’s commitment to NATO.

Nuclear weapons haven’t been tested in the United States since 1992. Find out why, and what could happen if the hiatus ends.

After the New START treaty expires in February, there will be no cap on the number of US and Russian nuclear weapons - but ...

How much will it cost to modernize the land leg of America’s nuclear arsenal?

On February 5, a treaty capping the numbers of deployed Russian and US nuclear warheads will expire, marking the first time in more than half a century that the two countries' nuclear programs will be ...

In 1968, a US B-52 bomber carrying four nuclear weapons crashed near Thule in Greenland after an onboard fire. The impact caused radioactive contamination and killed a crew member. The accident ...

Nuclear weapons testing has affected every single human on the planet, causing at least four million premature deaths from ...

The world passed a nuclear milestone this week. And, perhaps surprisingly given the recent run of saber-rattling from the likes of Russia and the United States, it’s a positive one.

This op-ed's authors argue that the president's nuclear testing comments were correct, considering America's aging arsenal and growing security concerns.

By Francois Murphy VIENNA, Jan 16 (Reuters) - Regional fears of a U.S. attack on Iran have eased after President Donald Trump ...