The Lawrence Livermore National Laboratory study shows that the formation of radioactive fallout is more complex than some ...

North Korea has disclosed a new facility for producing nuclear bomb fuel, with leader Kim Jong Un vowing to expand the ...

Talks between the U.S. and NATO allies – particularly Poland and the Baltic states – regarding the reinforcement of the U.S. Air Force’s existing nuclear weapons capability in Europe are taking place, ...

A revisit to the historic Trinity nuclear test reveals how the world's first atomic explosion in 1945 created a rare radioactive mineral called trinitite.

Here’s what you’ll learn when you read this story: The 1945 Trinity nuclear test fused desert sand and bomb-tower materials into trinitite—a glassy substance unlike anything humans had created before.

Imagine a 150-kiloton nuclear bomb exploded in the city closest to you. Do you know how the city, its surrounding region, and its inhabitants would be affected? If you can't think of much more than "a ...

Confusion on whether Iran truly needed only “two weeks to four weeks” to make a nuclear weapon, as President Donald Trump suggested on Monday, hangs over the ongoing U.S. and Israeli war on the ...

Editor’s note: This story is the first of a two-part series. The second installment will appear in Monday’s newspaper. Near the end of a washboard gravel road climbing uphill about five miles off ...