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.

Eighty years ago, a weapon was used which would transform modern warfare and the entire world forever. Hiroshima, in Japan, was the target of the first ever nuclear weapon, dropped by the US Air Force ...

A minute-by-minute guide on how to survive a nuclear bomb attack, and ways to be prepared for war.

On August 6, 1945, the sky above the Japanese city of Hiroshima opened. A blinding flash, then a deafening sonic boom. An entire city pulverized in seconds. Thus began the nuclear age. Today, 80 years ...

Brewing global tensions are fueling worries about a worldwide conflict, with many people anxious about the possibility of World War III breaking out. With tensions between Russia and NATO once again ...

President Vladimir Putin on Wednesday oversaw a test of Russia's nuclear forces on land, sea and air to rehearse their ...

HONG KONG (AP) — Thousands of people were evacuated from their homes in Hong Kong overnight so experts could defuse a large U.S.-made bomb left over from World War II that was discovered at a ...

Though the precarious ceasefire between Israel and Iran held up, the broader conflict between the two has opened a conversation about nuclear proliferation in West Asia, one that could have ...