Every day, Alaskans are exposed to radiation. Some is non-ionizing and detectable by sound, heat or sight through radios, ...

Most of us only think about the smoke alarm when it's chirping due to low batteries, but did you know that some of these ...

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 ...

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 ...

Cancer-busting particle beams have been caught in the act. Particle beams can provide a blast of destructive energy directly to tumors — assuming the beam is in the right place. Now, using a ...

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