33
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
1965816
162705
2
Public Timelines
FAQ Get premium

jan 1, 1950 - Ernest Rutherford 1950

Description:

discovered the concept of radioactive half-life, the radioactive element radon,and differentiated and named alpha and beta radiation.

Added to timeline:

Date:

jan 1, 1950
Now
~ 75 years ago