Radioactivity
 
  Collection Atom video glossary

RADIOACTIVITY is a natural phenomenon that can be reproduced artificially. Natural RADIOACTIVITY results from the spontaneous disintegration of unstable nuclei, while artificial RADIOACTIVITY is produced by the induced penetration of neutrons and protons in stable atoms. Based on uranium and tritium, a 3D exploration of the three types of radiation : alpha, beta and gamma particles.