Key elements of the Trump administration’s arguments this week for another military campaign against Iran do not hold up.

Capt. Robert A. Lewis, the co-pilot of the Enola Gay, scribbled thoughts in a notebook while the first atomic bomb was dropped on Japan.

Lewis’s account, which he wrote during and after the bombing, has just been put up for sale by Dan Whitmore, a rare book dealer in Pasadena, California, who is handling it on consignment for the ...

State TV reported that Iran was determined to continue enriching uranium and rejected proposals to send it abroad, signaling ...

In the latest turn, Trump spelled out what he called the Islamic Republic’s “sinister nuclear ambitions” Tuesday night.

Iran and the United States are holding a new round of talks in Geneva over Tehran’s nuclear program. The talks on Thursday ...

There are three things to remember if the U.S. goes to war with Iran: It was never about nuclear weapons, it was never about helping the Iranian people, and Iran was genuinely negotiating a diplomatic ...

President Trump has kept up a steady drumbeat of threats and built up U.S. troops in the region. Iran’s task is to give him a ...

Scientific knowledge about the damaging effects of nuclear-weapons testing helped to end such tests. Those findings haven’t changed.

Russia accused Ukraine on Tuesday of trying to obtain a nuclear weapon with help from Britain and France, an allegation Kyiv ...

So to recap: Trump has claimed to have obliterated Iran’s nuclear “capacity,” “capability,” “future … capability,” “potential capability,” “hopes,” “threat” and “enrichment capability.” And as ...

From Trinity’s fallout to a New Mexico school underground, “Nuclear Family” traces how the bomb reshaped one family and a ...