Although President Trump has claimed Iran was weeks away from developing a nuclear weapon, much more work was needed for the country to do so ...

A website that lets users simulate a nuclear attack has seen an uptick in users amid the ongoing war with Iran.

The US military is still unable to find six nuclear warheads lost in accidents, including the 1958 Tybee Island hydrogen bomb ...

Iran may not have a nuclear weapon—but it controls the Strait of Hormuz. Here’s why this narrow waterway could become ...

The U.S. and Israel had a "flawed assumption" that the death of Supreme Leader Ayatollah Ali Khamenei would lead to the ...

A Cold War-era map from a 1986 study shows the devastating potential death toll if nuclear bombs were dropped on the United ...

President Trump launched military strikes on Iran after several rounds of talks over the country's nuclear program and ...

As President Donald Trump considers a military strike on Iran, his envoy Steve Witkoff said Iran is on track to quickly have material needed to produce a nuclear bomb. "They are probably a week away ...

The Isfahan facility, suspected of storing a cache of enriched uranium, was smashed during the 12-day campaign last June.

The February 28 attacks follow Iran's rapid buildup of near-weapons-grade uranium and the collapse of recent indirect talks, ...

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

President Donald Trump has claimed that the 2015 Iran nuclear deal was "a road to a nuclear weapon" and the country "would be sitting with a massive nuclear weapon three years ago" if he hadn't ...