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 ...

The notion of a hacker-induced nuclear meltdown is the stuff of cyberpunk nightmares. And, let's be clear, there's no sign digital saboteurs are anywhere close to unleashing a nuclear apocalypse. But ...

Believe it or not, this super popular tropical fruit is actually radioactive! But don't worry, the Minion-approved treat is totally safe to eat.

Introduction to Radioactivity Lesson Overview In this lesson, students will investigate the nature of radioactivity and the effect of both distance and shielding materials on different radioactive ...

The element radium can be found in extremely tiny amounts in the Earth’s crust and oceans, and in its pure form it is a soft silvery metal. To an untrained eye, a small piece of radium may look like a ...

When Marie and Pierre Curie discovered the natural radioactive elements polonium and radium, they did something truly remarkable– they uncovered an entirely new property of matter. The Curies’ work ...

When most people hear the word radiation, their mind jumps straight to nuclear disasters, such as at Chernobyl or Fukushima. But radiation is everywhere. In fact, right now, as you read this, you are ...

If you would like to learn more about the IAEA’s work, sign up for our weekly updates containing our most important news, multimedia and more. Joining a network of expert laboratories is the quickest ...

A New Science. The beginnings. The setting ; Rays and radiation ; Becquerel's discovery -- The Curies. Maria Skłodowska ; A consequential meeting ; New elements! -- Rutherford, Soddy, particles, and ...

There are many factors to consider when saying “radioactivity is hazardous.” Here is an attempt to summarize them in five points. Radiation is not an age-old reality; in fact, the discovery of ...