By Gram Slattery, Jonathan Landay and Erin Banco WASHINGTON, May 4 (Reuters) - U.S. intelligence assessments indicate that the time Iran would need to build a nuclear weapon has not changed since last summer,

A major diplomatic firestorm is erupting between Iran and the United States over nuclear weapons, escalating tensions at the global stage. Iran’s UN mission has launched a fierce verbal assault, accusing Washington of decades-long violations of the Nuclear Non-Proliferation Treaty (NPT),

The head of the U.N. nuclear agency says the majority of Iran’s highly enriched uranium is still believed to be at its Isfahan nuclear complex

We're now going to hear about Iran's nuclear program. It was curtailed and open to U.N. inspections in exchange for sanctions relief during the Obama era. President Trump pulled the U.S. out of the deal during his first term, and today, Iran is estimated ...

Researchers have finally cracked Fast16, mysterious code capable of silently tampering with calculation and simulation software. It was created in 2005—and likely deployed by the US or an ally.

Senator Lindsey Graham (R-SC) declared on Tuesday night that the U.S. campaign in Iran will “obliterate their nuclear program,” which the Trump administration claimed to have already done last year. Speaking to Fox News host Sean Hannity on his TV ...

The US and Israel need to find a way to secure Iran’s trove of nuclear material and scientific equipment — before someone grabs it, security experts told The Post. And it’s a job that can’t be done from afar, even after the crippling strikes of ...

Trump said talks aimed at reaching a lasting agreement will “probably” take place this weekend.