This month marks the 70th anniversary of the Russell-Einstein Manifesto, written in the wake of the atomic bombing of ...

Worries about the safety of nuclear power have stymied its promise of inexpensive energy. Two writers make the case for the ...

While the world is still grappling with the threat of nuclear war, a new study has raised new alarm bells. The study ...

Residual radioactive materials were found at a South Carolina site where a wasp nest was discovered by employees ...

Alarm grows after the US inserts itself into Israel’s war against Iran with strikes on nuclear sites Iran lashed out at the U.S. for crossing “a very big red line” with its risky gambit ...

"If Iran gives up its nuclear program as Trump has demanded, there's another problem we're not talking about, which is how do we get all the nuclear material outside of Iran," Michael Rubin, an ...

Rather than own and operate 68 sirens around the company’s Byron nuclear power plant, Constellation will switch to alerting ...

As the world reacted to news of U.S. strikes on Iran's nuclear facilities, international officials largely responded with alarm and calls for restraint.

The Fordow nuclear enrichment site is buried deep below a mountain, around 100 kilometers (60 miles) southwest of Tehran. Iran produces most of its near weapons-grade material there.

This satellite picture by Planet Labs PBC shows Iran's underground nuclear enrichment site at Fordo following U.S. airstrikes targeting the facility, on Sunday, June 22, 2025.