Radioactive material supports many activities that improve lives around the world. Only a limited number of specialized facilities produce these materials, so safe and secure tran ...

Oral cancer involves malignant growths or tumors that can occur anywhere in the mouth or the throat. Doctors sometimes recommend radiation therapy to treat it, which involves doses of radiation to ...

The United States Nuclear Regulatory Commission (USNRC) defines it as the process of radiation attenuation achieved by placing an absorbent substance between an individual, a workspace, or a radiation ...

In this lesson, students will investigate the nature of radioactivity and the effect of both distance and shielding materials on different radioactive sources using a Geiger-Muller tube with a counter ...

Researchers have found that a group of immune cells can suppress the body’s cancer-fighting response after radiation therapy.

Doctors may use radiation therapy to treat benign tumors. Radiation can shrink and eliminate benign growths without doctors having to perform surgery. Benign tumors are noncancerous growths that can ...