The United States has assessed that only one of Iran’s three principal nuclear facilities was destroyed in U.S. strikes last month, officials and people familiar with ongoing assessments said ...

The bomb hasn’t been used since, apart from test blasts, and after the Cold War ended in 1991, the risk of nuclear war mercifully declined.

Oak Ridge researchers are converting nuclear waste into components for targeted alpha therapy, a cancer treatment that destroys cancer cells.

President Donald Trump rejected a military plan for more comprehensive strikes on Iran’s nuclear program that would have lasted weeks, NBC News has also learned.

Today, 80 years later, the bomb still dominates our lives—we are still enmeshed in the Nuclear Age—more than many realize.

Eminem’s grandson Evan goes viral in a “Rap Boy” onesie, sparking buzz on hip-hop legacy and the new face of modern parenthood.

The bomb (part 1): were nuclear weapons inevitable? Our podcast on science and technology. The first episode of our four-part series on the past, present and future of nuclear weapons ...

Iran’s nuclear program and delivery capabilities spark global fears, as experts question their intentions and urge vigilance.

The Archdiocese of Santa Fe will mark the 80th anniversary of the detonation of the first nuclear bomb, which took place in New Mexico in 1945.

As I described, this is just "one step" away from nuclear-bomb-grade uranium. As of the end of May 2025, Iran possessed 900 pounds of 67 percent enriched uranium.

The Trump administration has an ideal opportunity to revive a broader coalition to prevent the Islamic Republic from becoming nuclear-armed.