Knowing that you're living with radiation sources might make you feel like there are scary dangers lurking around your home. But radioactive materials are actually found everywhere — in the earth, our ...

Radioactive sources contain radioactive material of a particular radionuclide (an unstable form of an element emitting radiation), which can vary based on the application for which the source was ...

Humans have always been exposed to radiation. The major components of naturally occurring radiation are illustrated below. It is important to compare man-made radiation exposure levels to these ...

Everyone is exposed to ionizing radiation. Approximately 82% of this exposure is natural background from cosmic and terrestrial sources, and 18% is due to man-made sources. Public exposure to ionizing ...

Natural resources that are extracted from the ground such as coal, oil, natural gas and other mineral ores contain various amounts of natural radioactivity. When these resources are extracted and ...

Congress asked the National Academies to review the civilian uses of radiation sources that contain radionuclides and the potential replacements for sources that pose a high risk to public health or ...