Add Yahoo as a preferred source to see more of our stories on Google. The danger lies in a 6mm by 8mm capsule of caesium-137, a radioactive substance used in mining operations, that is thought to have ...

A radioactive capsule has been found in the Australian outback after more than a week of searching along a 870-mile stretch, authorities said Wednesday. Emergency Services Minister Stephen Dawson said ...

A tiny but highly radioactive capsule that went missing in the Australian outback was found Wednesday after a frantic weeklong search covering an 870-mile stretch of highway. The potentially deadly ...

The road north from Perth now holds a risk of radiation burns or severe illness. It may do for decades. The danger lies in a 6mm by 8mm capsule of caesium-137, a radioactive substance used in mining ...