A website that lets users simulate a nuclear attack has seen an uptick in users amid the ongoing war with Iran.

The Israeli Ambassador to Kenya, Gideon Behar, has defended Israel, rejecting the comparison between Israel and Iran on nuclear weapons. In a media interview in Nairobi, Behar made it very clear that ...

Working in concert with the Israel Defense Forces, the U.S. military undertook strikes that first targeted the regime leadership, killing Supreme Leader Ali Khamenei and others, and then expanded to a ...

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 ...

The 80th anniversary of the atomic bombing of Hiroshima and Nagasaki is this week. It was the only time nuclear warheads were used during war. Here’s a look at the history and current U.S. stockpile.

Add Yahoo as a preferred source to see more of our stories on Google. A subsurface atomic test near Yucca Flats, Nev., in March 1955. (U.S. Atomic Energy Commission via AP) (U.S. Atomic Energy ...

HIROSHIMA, Japan (AP) — Eighty years after the atomic bombings of Hiroshima and Nagasaki, many of the remaining Japanese survivors are increasingly frustrated by growing nuclear threats and the ...

Late last week, the U.S. leveled an explosive claim: China is planning secret nuclear weapons tests and has already conducted at least one. The undersecretary of state for arms control and ...