Leader Kim Jong Un pledged to pursue "sustained countermeasures," citing security ties between the U.S. and its regional ...

China is building a large-scale laser-ignited nuclear fusion research facility in Mianyang to enhance both nuclear weapons ...

The Chinese Type 093B is classified by the U.S. military as a guided-missile nuclear-powered attack submarine.

Scientists have been arguing about the health risks from radiation since the end of the 19th century, when radioactivity was ...

North Korea said on Saturday its nuclear weapons are not meant for negotiations but are intended for combat use against ...

Trump has sought a nuclear deal with Russia and China for years. He could get one this time—but only if he does it the right ...

Tehran has seen its regional proxies weakened, its president died in a helicopter crash and Israeli strikes damaged its ...

It’s been more than 30 years since there were any discussions of storing nuclear waste in Colorado. Before revisiting that debate, it is important to understand the three major waste ...

During the Cold War, the term strategic forces referred to nuclear weapons deployed on strategic delivery systems: ...

It didn’t take long for us to turn the atomic bomb into atomic energy. People thought nuclear power would be so pervasive that concepts were popping up in the before ’50s that had ...

Liquid fuel enables a missile to have greater propulsive thrust, power and control ... of the 90% purity levels needed to develop a nuclear bomb. Though only some 92 pounds of weapons-grade ...

Indonesia is pursuing the development of nuclear energy with the sole purpose of supporting energy self-sufficiency, with no intention of using it for ...