Video encyclopedia

26/02/1896 Radioactivity is discovered


Nuclear Physics 7: The Discovery of Radioactivity


Physical Science : About the Discovery of Radioactivity


Marie & Pierre Curie, Henri Becquerel. The Discovery of Radioactivity and Radioactive Elements.

French physicist Henri Becquerel accidentally put a wrapped photographic plate in a closed desk drawer with a piece of uranium on top. It remained there several days. When Becquerel later developed the photographic plate, he found an image of the uranium piece. He realized that uranium generates some kind of radiation.
    Explore contextually related video stories in a new eye-catching way. Try Combster now!
    • Essentials 

    • History of discovery 

    • Early health dangers 

    • Units of radioactivity 

    • Types of decay 

    • Radioactive decay rates 

    • Mathematics of radioactive decay 

    • Changing decay rates 

    • Theoretical basis of decay phenomena 

    • Occurrence and applications 

    • Origins of radioactive nuclides 

    • Decay chains and multiple modes