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 ...

Radioactive tracers, which have revolutionized medical and biological research, are now going to work in industry. This week Arthur D. Little, Inc. of Cambridge, Mass, told how it used the tracer ...

Can a person or object exposed to high radioactivity just take a shower with soap and water, or is more needed for decontamination? When you purchase through links on our site, we may earn an ...

Borne on the winds that sweep out of Russia, radioactive dust from the Soviet Union’s latest super H-bomb (TIME, Dec. 5) descended on its neighbors. The Dutch army reported a “high content of ...

Some wild boar hunted in German forests have radiation levels that exceed the limit deemed safe for human consumption. New research suggests that it’s not just because of Chernobyl. By Christopher F.

Merryn McKinnon does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...