Radioactive decay is the strange and almost mystical ability for one element to naturally and spontaneously transmute into another. In the process, those elements tend to emit deadly forms of ...

Segment 7A: Radioactive Decay We explore the nature of radioactivity and describes the types of radioactive decay that occur. Aired 08/01/2018 Problems playing video?

GCSE; CCEA Double Award; Radioactive decay and half-life - CCEA Half-life. Radioactivity was first noticed by French physicist, Henri Becquerel, in 1896, when he observed that some photographic ...

The researchers got interested in the problem when a solar flare on December 13, 2006 (seen above) decreased the decay rate of a radioactive sample they were studying.