Three people have been arrested for trying to sell 1kg of an unspecified radioactive material for €700,000, police in Slovakia said tonight.

A HUGE blast in North Korea hit a mountainous area close to an underground missile base that was listed as a possible uranium enrichment site, it emerged yesterday.

Nuclear fuel and waste still pose a hazard in Serbia, despite a secret anti-terrorist project financed by the US that moved most of the weapons grade fuel to Russia, experts said today.

US and Russian officials have snatched 100lb of weapons-grade uranium from an aging nuclear reactor in Yugoslavia, it was reported today.