Joseph Gibeau, 44, was arrested Saturday after three canisters, each emblazoned with the radioactive symbol, were found on a shelf in the foyer of Gibeau's home in Sparta, ...

An electronic gauge that contains small amounts of two radioactive elements was stolen from a construction site in Waldorf on Sunday night, causing Maryland authorities to issue a public alert ...

"The new ionizing radiation warning symbol (ISO 21482) is the latest successful result of long-standing cooperation between the IAEA and ISO. We encourage the symbol´s rapid adoption by the ...

A device containing radioactive material is missing in the Houston area, and authorities said Saturday they want to find it before someone is harmed. The radiographic camera contains radioactive ...