An inquiry is under way into a gas poisoning accident on Russia’s nuclear submarine that has left 20 people dead.

Technorati Tags: News, Nuclear, Nuclear submarine, Russia, Russian Navy, Submarine

Iran’s president says he is open to nuclear talks - one day after he said he would not retreat “one iota” on the issue.

Technorati Tags: Iran, Nuclear, president, Talks

Iran will not retreat “one iota” from its nuclear rights, President Mahmoud Ahmadinejad said on Saturday, the day of an informal deadline set by Western officials in a row over Tehran’s atomic ambitions.

Technorati Tags: Ahmadinejad, Iraq, Nuclear, tehran

The U.S. Navy has warned Japan that a nuclear submarine may have had radioactive leaks during recent calls in two of its southern ports.

Technorati Tags: Japan, Leak, Nuclear, radioactive, sub

It may have rattled windows and raised dust, but the blast that toppled a towering symbol of North Korea’s atom-bomb project was a mere blip on a world map where more and more states may “go nuclear” — or nearly so — in the years to come.

Technorati Tags: Nuclear, Proliferation

U.N. nuclear sleuths looking into allegations that Syria is hiding secret atomic activities expressed hope Sunday that a fact-gathering trip to Damascus will be the start of a thorough investigation.

Technorati Tags: Inspectors, Nuclear, Syria, U.N.

Iran is pressing on with uranium enrichment “non-stop,” its envoy to the U.N. nuclear agency was quoted as saying on Saturday, despite a world powers’ offer of economic incentives to coax Tehran into halting such activities.

Technorati Tags: Iran, News, Nuclear, U.N., Uranium Enrichment

The U.N. nuclear watchdog chief warned in comments aired Saturday that any military strike on Iran could turn the Mideast to a “ball of fire” and lead Iran to a more-aggressive stance on its controversial nuclear program.

Technorati Tags: Iran, Middle East, News, Nuclear, U.N.