Among ionising radiation, alpha and beta particles are charged particles that have widely attracted research attention because of their use in a number of applications including smoke detectors, ...

In this video I show you how to make a simple cloud chamber to see radiation particles using only dry ice, a cup, some paper and some alcohol. This experiment is so amazing! You can actually see the ...

In a random moment, all energy is lost. The unstable subject cannot help but decay, slowly but surely, letting go of particles to become stable. It loses itself to become balanced again. This is a ...

The rise of a new generation of radiotherapies means we will soon need much greater quantities of radioactive atoms. That's ...