The U.S. has an estimated 200 tactical nuclear weapons, with roughly half deployed in Europe. The U.S. is believed to have ...

Energy Secretary Wright said the tests would involve all other components of nuclear weapons, except for the explosion part, in order to make sure that all other parts of the weapons are functioning.

Energy Secretary Chris Wright says that new tests of the U.S. nuclear weapons system ordered up by President Donald Trump ...

As drones get more prolific on the battlefield, technology is being developed to counter it. Now, China is touting a new ...

President Donald Trumpon Thursday ordered the U.S. military to immediately restart the process for testing nuclear weapons after a halt of 33 years, a move that appeared to be a message to rival ...

ABOARD AIR FORCE ONE (AP) — President Donald Trump declined to say Friday whether he plans to resume underground nuclear ...

Ukraine has received more American-made Patriot air defense systems to counter Russia's attacks, according to President ...

Arms Control Association head and nuclear weapons expert Daryl Kimball said the United States "has no technical, military, or ...

President Donald Trump appeared to suggest the U.S. will resume testing nuclear weapons for the first time in three decades, ...