29
/
en
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
133355
11740
2
Create
Public Timelines
Library
FAQ
For education
Cabinet
For educational institutions
For teachers
For students/pupils
feb 14, 1897 - J.J. Thompson - 1897
Description:
J.J. Thomson discovered the electron by experimenting with a Crookes, or cathode ray, tube. He demonstrated that cathode rays were negatively charged.
Added to timeline:
10 Oct 2017
0
0
291
The History of the Atom
Date:
feb 14, 1897
Now
~ 127 years ago