Nuclear Weapon | featured news

Iran has stockpiled enough low-enriched uranium for 1-2 nuclear arms but it would not make sense for it to cross the bomb-making threshold with only this amount, a former top U.N. nuclear official was quoted as saying.

Iran would stop higher-grade enrichment if it is assured of nuclear fuel supplies for a research reactor, President Mahmoud Ahmadinejad was quoted as saying in a Japanese newspaper on Friday.

The head of Iran's nuclear energy agency announced Saturday that the country had launched a "serious" nuclear fusion research program, according to state-run Press TV.

Abnormally high radiation levels were detected near the border between the two Koreas days after North Korea claimed to have mastered a complex technology key to manufacturing a hydrogen bomb, Seoul said Monday.

The U.N. Security Council is set to impose a new round of sanctions on a defiant Iran on Wednesday over a nuclear program that Western powers suspect is aimed at developing atomic weapons.

The United States, Russia, China and other key nations have reached agreement on a "strong" Iran sanctions resolution, Secretary of State Hillary Clinton said Tuesday.

Iran to ship its uranium to Turkey in nuclear deal mediated by Brazil and Turkey.

Russia may lift the veil on its vast nuclear arsenal after a new strategic arms reduction treaty with the United States comes into force, a spokesman for Russia's foreign ministry said on Wednesday.

North Korea has announced that it has made significant progress towards the development of thermo-nuclear power. It is a claim that is likely to be met with some skepticism. Despite hopes that the technology can produce large ...

Pakistan has test-fired two ballistic missiles capable of carrying nuclear warheads, the military said Saturday.