Researchers at the National Institute of Standards and Technology (NIST) have demonstrated a new and faster method for detecting and measuring the radioactivity of minuscule amounts of radioactive ...

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 ...

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 ...

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 ...

Geologists have calculated the age of Earth at 4.6 billion years. But for humans whose life span rarely reaches more than 100 years, how can we be so sure of that ancient date? It turns out the ...

Dr. Kuettel answers the question: 'Radioactivity After Seed Implantation?' March 16, 2009 -- Question: How long will I be "radioactive" after seed implant therapy? Answer: The permanent radioactive ...