Radiation is often described as something dangerous, mysterious, or connected only to nuclear accidents and weapons, News.Az ...

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 ...

Radiation emergencies are rare, but when they occur they generate fear, confusion, and a flood of misinformation. Nuclear accidents, attacks on ...