The Pentagon and the Energy Department for the first time airlifted a small nuclear reactor from California to Utah, ...

WASHINGTON — The United States is ready to carry out low-yield nuclear tests to match alleged secret explosions by China and ...

The potential concession would test the limits of longstanding US demands that Iran’s nuclear program not leave any possible ...

Iran and the United States are waging gunboat diplomacy as talks over Tehran’s nuclear program hang in the balance.

The U.S. military made history on Feb 15 by airlifting a nuclear reactor for the first time. Here's why they did that and ...

By Timothy Gardner and Jonathan Landay WASHINGTON, Feb 19 (Reuters) - President Donald Trump has told Congress he is pursuing a civil nuclear pact with Saudi Arabia that does not include ...

The United States on Friday accused China of carrying out a secret nuclear test in 2020 as the Trump administration calls for a broader nuclear weapons agreement including both China and Russia.

In a world first, the US Department of Defense (aka the Department of War) airlifted a complete 5-MW nuclear reactor using a ...

The naval exercises, which included missiles, warships and helicopters, are testing the Iran Revolutionary Guard Corps’ (IRGC ...

US intelligence agencies believe that China is developing a new generation of nuclear weapons and has conducted at least one covert explosive test in recent years as part of a broader push to ...

Drawing on decades of experience working on Capitol Hill, at the Department of Energy, and in nuclear nonproliferation policy ...

The US accused China Wednesday of conducting at least one secret nuclear test as Washington continued its push for a new arms control treaty that would include Beijing in addition to Moscow and ...