Britain, France and Germany say Tehran has 'no credible civilian use' for the material, which it says it is now researching in breach of nuclear deal

In latest breach of 2015 deal with world powers, Tehran tells UN watchdog it has already modified and installed equipment for R&D on material

Guardian cites report by Saudi, Chinese geologists, identifying sufficient amounts of the element to supply Gulf kingdom's nascent nuclear program -- and to export

Environmental class action suit says two Israel Chemicals plants allowed industrial, radioactive wastewater to contaminate aquifer and stream near Dead Sea

Man pulled over in stolen vehicle with powdered radioactive material, bottle of Kentucky Deluxe, terrarium with deadly reptile and gun; 'uranium is the wild card,' say police