41
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
May 31, 2026
65203
6075
2
Public Timelines
FAQ

aug 25, 1897 - British physicist J. J. Thomson

Description:

discovers the electron, the first known sub-atomic particle.

Added to timeline:

28 Sep 2017
0
0
1876

Date:

aug 25, 1897
Now
~ 128 years ago

Images: