Samples of "trinitite" created during the world’s first nuclear bomb test in 1945 contain unique crystals never seen before.

Experts warn any new Iran deal must ban plutonium reprocessing and expose covert pathways to nuclear weapons, citing risks ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A nuclear bomb map created using a simulation tool shows the ...

The vast nuclear arsenal of the US has seen some of its weapons scattered across the globe, with atomic bombs lost to the depths of the ocean — potentially waiting to be discovered by anyone. As ...