The ionizing radiation symbol, featuring three curved blades emanating from a central point, has been used since 1946 to warn workers, scientists and the public of the presence of radioactive material ...

A new radiation warning sign has been unveiled, but its macabre symbology should only be seen by those attempting to dismantle large sources. A new radiation warning sign has been unveiled, but it ...

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A national campaign is helping cancer survivors turn permanent radiation therapy marks into personal tattoos that represent ...

The radiation levels experienced by the frogs living in Chernobyl have not affected their age or their rate of aging. These two traits do not differ, in fact, between specimens captured in areas with ...

Initial environmental samples collected by a U.S. military aircraft detected signs of radiation over the Sea of Japan, possibly confirming North Korea's nuclear test, intelligence officials said ...

A campaign to stop overuse of medical radiation of patients has spurred 700 healthcare providers to sign a pledge to use the least radiation necessary for a procedure, according to an MSNBC report.