A powerful nuclear submarine carrying 118 crew members suddenly went silent during a naval exercise. An internal torpedo ...

As ships return to the Strait of Hormuz, mines, sonar, and congestion continue to reshape the Gulf beneath the surface.

Forty years ago, the catastrophic explosion at Chernobyl sent plumes of radioactive waste into the atmosphere. Now, New ...

U.S., Iranian officials begin negotiations ISLAMABAD (AP) — The United States and Iran concluded a third round of historic, ...

Strikes to Iran’s Bushehr nuclear power plant could release long-lasting radioactive cesium 137 into the Persian Gulf, ...

After a devastating explosion sent a nuclear submarine to the ocean floor, a massive international effort began to raise it.

The Cold War was full of outlandish plans, audacious decisions, and steps too far, but few were bigger or bolder than the ...