Researchers at University of Tsukuba have identified the source and the factors affecting the radioactive cesium (137Cs) flow ...

Hidden deep in the archives of the Library of Congress lies a virtually unseen film from a secret Cold War test that remains ...

Nuclear energy is staging a comeback powered by surging demand for carbon-free electricity. One company is selling super-safe ...

North Korea said Thursday that its latest missile tests involved a new hypersonic system aimed at strengthening its nuclear ...

They’ve obviously never been tested in a real-life, all-out thermonuclear attack, but the goal of this facility is continuity ...

North Korea said Thursday that its latest missile tests involved new hypersonic systems aimed at strengthening its nuclear ...

Russia conducts significant nuclear exercises amid tensions with the United States and updates on the Ukraine war.

Russian President Vladimir Putin has directed drills of the country’s strategic nuclear forces that featured practice missile ...

Witness the terrifying beauty and catastrophic power of nuclear weapons through three real films: the first atomic detonation at Trinity (1945), the bleak, charcoal-black Juniper shot from Operation ...

The sobering reality is that nuclear danger has not gone away. Regional deterrence relationships are being tested by border ...

The 80th Anniversary Trinity Test open house, originally scheduled for Saturday, has been canceled, officials say. The historic site will now only be open to the public on the third Saturday in ...