If the U.S. does drop a powerful "bunker buster" bomb on a suspected underground nuclear weapons site in Iran, experts in radiation hazards say there is little risk of widespread contamination. As we ...

Nuclear fuel pellets are primarily made of uranium dioxide (UO2), a ceramic material. They are typically enriched with uranium-235, an isotope that undergoes nuclear fission to produce energy. (Credit ...

A nuclear escalation in the Middle East would trigger a global catastrophe. Know the physics behind nuclear weapons, and the looming threat of a worldwide nuclear winter.

In 2025, IAEA website audiences were drawn in large numbers to our visual science explainers and features on the safe and secure uses of nuclear energy, nuclear science and technology. 1.

The weak nuclear force doesn't play by the normal rules — and, in fact, it breaks one of the biggest rules of all. When you purchase through links on our site, we may earn an affiliate commission.

Alex Wellerstein joins WIRED to answer the internet's burning questions about nuclear science. Which nations have nuclear bombs? Who decides who gets to have nuclear warheads and who doesn't? Why were ...

On a recent Saturday morning at the Savannah River Site Museum, a group of Scouts leaned over tables scattered with Geiger ...