This web site intends to introduce radioactivity and its applications to the general public. The main chapters deal with the phenomenon, radiation doses, medical applications, nuclear energy and radioactive waste.

It has been created and maintained by physicists with the help of the Science Editor EDP-Sciences.

For the time beeing half of pages - the more relevant - are translated..

The authors hope to obtain fundings for a full translation. Institutions which would be interested or individuals who can help in translating one or a few pages will be welcomed and can contact us.

At the bottom of each, a link gives an access to the page of the French site www.laradioactivite.com.