Today In Fact, 21 November

In 1905 an academic article; “Does the Inertia of a Body Depend Upon Its Energy Content?, is published in the journal “Annalen der Physik”. The article written by Albert Einstein, an obscure Swiss government clerk reveals the relationship between energy and mass which leads to the most famous equation in history, e=mc2.

– Posted by Douglas Racionzer (serendipday.blogspot.com)