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 ...

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 ...

We think of radioactive material as something buried away in bunkers with bombs, power plants, and maybe some exotic medical equipment. But turns out, there are little bits of radiation in the water, ...

The nuclei of certain atoms are stable and under ordinary circumstances, stable nuclei do not undergo change. The nuclei of other atoms are unstable. These nuclei undergo change spontaneously, that is ...

What do granite and bananas have in common? Radioactivity. As it turns out, radioactivity is all around us and has been for eons. About 25 years ago, I was doing radiation surveys at a NASA research ...

Scientists poke and prod at the fringes of habitability in pursuit of life’s limits. To that end, they have tunneled kilometers below Earth’s surface, drilling outward from the bottom of mine shafts ...

There was a recent recall of so-called ‘radioactive shrimp’ that were potentially contaminated with cesium-137 (Cs-137). But contamination isn’t an all-or-nothing affair, so you might wonder exactly ...

Bill Lee currently receives funding from the Welsh Government and the European Regional Development Fund for his Ser Cymru Chair at Bangor University. He has previously received BNFL, EPSRC and NDA ...