If Iran opts to pursue a clandestine nuclear weapons project, the regime would have to shore up its heavily compromised security, experts say.

Unlike other countries that were able to develop nuclear weapons in secret, Iran cannot assume it will be able to keep its work hidden.

Japan Bishops On Nuclear Bombs: ‘This Tragedy Must Not Be Repeated’ Hiroshima is the site of the world’s first atomic attack on Aug. 6, 1945, while Nagasaki was bombed three days later.

Trump has warned of more attacks on Iran after bombing some of its key nuclear energy sites, including Fordow.

Iran’s nuclear breakout time has become a key question as President Trump considers whether to bomb the Islamic regime’s key underground nuclear facility.

Iran’s nuclear breakout time has become a key question as President Trump considers whether to bomb the Islamic regime’s key underground nuclear facility. Israeli Prime Minister Benjamin Neta… ...

Iran’s nuclear breakout time has become a key question as President Trump considers whether to bomb the Islamic regime’s key underground nuclear facility. Israeli Prime Minister Benjamin ...

American military engineers designed the GBU-57/B bomb to devastate deeply buried bunkers without radioactive fallout. It’s the only nonnuclear weapon that can reach Iran’s hardest target ...

E. Tammy Kim reviews “Korean Nuclear Diaspora,” by Yuko Takahashi, a new ethnography of Korean survivors of the atomic-bombings in Hiroshima and Nagasaki during the Second World War.

Only 0.72% of it is uranium-235 with 92 protons and 143 neutrons (the remaining 0.01% are other isotopes). For nuclear power reactors or weapons, we need to change the isotope proportions.

In case you didn’t know, nuclear weapons are destructive. That’s the message from Tulsi Gabbard, the U.S. director of national intelligence, in a social-media video this week warning of a ...

After decades of threats, Israel launched an audacious attack on Iran, targeting its nuclear sites, scientists and military leaders. Here’s what to know about its controversial nuclear program.