41
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
May 31, 2026
102259
9306
2
Public Timelines
FAQ

jan 17, 1932 - J. D. Cockroft and Ernest T. S. Walton worked together in splitting the atom when working with lithium which they bombarded with protons. The lithium nucleus was divided into two helium nuclei.

Added to timeline:

Date:

jan 17, 1932
Now
~ 94 years ago