http://www.newsweek.com/radioactive-capsule-lost-australia-dangerous-cancer-1777756 > A pea-sized capsule filled with radioactive caesium-137 that is lost in the Australian outback could be very dangerous if it isn't found, possibly giving nearby life cancer. > The tiny capsule was lost somewhere on an 870-mile stretch of road between mining company Rio Tinto's Gudai-Darri iron ore mine in the Pilbara region of Western Australia and Perth, a journey that a company vehicle made between January 12 and January 16. The capsule was only noticed missing on January 25.