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 ...

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 ...

Brachytherapy is a type of radiation therapy. It involves placing radioactive material inside or near a tumor to destroy cancer cells. The procedure has some benefits over other radiation techniques ...

When nuclear accidents happen, many people imagine radiation spreading everywhere and lasting forever. The reality is more ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to CuriousKidsUS@theconversation.com. “What is radium and why is it dangerous?” – ...

Radiation exposure, whether from natural sources, medical applications, nuclear events, or space environments, presents complex challenges that span ...