Bill Nye Answers Even More Science Questions From Twitter are allowed to have nuclear weapons. Anybody else is not allowed ...

War has changed, and so have the Metal Gears in each installment, which is why we’re ranking the strongest bipedal tanks in ...

The U.S. Department of Defense recently released details related to its budget in fiscal 2026. Totaling nearly $962 billion, ...

Araghchi confirmed Tehran was severely damaged during the recent Israel-Iran war in which Washington bombed Iran's nuclear facilities.

How Israel deceived the United States about its nuclear weapons program Israel is attacking Iran’s nuclear sites, but Tehran’s secret path was blazed by the Israelis.

The future of Iran’s nuclear program will depend in part on the extent of the damage from the U.S. attacks and Tehran’s negotiating position in the coming days.

Much of the focus on Iran's nuclear program has been on Tehran's enrichment of uranium, but experts also keep a close watch on the Islamic Republic's Arak heavy water reactor.

After Iran's devastating 1980s war with Iraq, it began a secret military program to seek a nuclear weapon and approached four nations to purchase a heavy water-moderated reactor.

Heavy water cools nuclear reactors but creates as a byproduct plutonium, which can be used in a nuclear weapon and could have given Iran a different path to a nuclear bomb instead of enriched uranium.

Nine countries currently either say they have nuclear weapons or are believed to possess them. The first to have nuclear arms were the five original nuclear weapons states — the United States ...

On the heels of US attacks on three nuclear sites in Iran Saturday, here's a look at which nations currently possess nuclear weapons.