Cesium-137 is a human-made radioactive element, a byproduct of nuclear reactors, often used in industry and research for density measurement and other applications involving nuclear energy. When ...

A former nuclear protection specialist with the United States Air Force has characterized the current Iran crisis as the "most dangerous security environment" the Middle East has witnessed since 1990.

Aerial view of Hiroshima, Japan, after atomic bombing of August 6, 1945. Whether a nuclear weapon might again be used by one nation against another is a question that has haunted the world for nearly ...

Nuclear energy is one of the most polarizing topics when it comes to ways of generating electricity. On one hand, there are those who believe nuclear is a much better alternative to fossil fuels and ...

WASHINGTON — A large pool of dark liquid festering on the floor. No fresh air. Computer displays that would overheat and ooze out a fishy-smelling gel that nauseated the crew. Asbestos readings 50 ...

The warning comes amid growing political pressure in Washington and escalating rhetoric from US President Donald Trump, who ...