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 ...

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 ...

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 ...

A new map offers a new perspective on the city, revealing the steady, ever-present natural radiation emerging from the ground ...

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 ...

Nuclear waste becomes clean energy as Jefferson Lab's particle accelerators reduce storage time by 99.7% while generating electricity for the grid.

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 ...

In Paris, not far from the Panthéon, is a crooked little byway once called the Rue des Postes. From that byway last week came two words in a combination new to physicists the world over: artificial ...