1905
ID: 1156
Albert Einstein publishes Special Theory of Relativity - space and time unified, E=mc² emerges
ID: 1156
1905
ID: 1157
Society for Racial Hygiene founded in Berlin by Alfred Ploetz promoting eugenic policies
ID: 1157
1905
ID: 1158
Foucauld at Tamanrasset deep in Sahara - only Christian among Muslims for 500 miles, daily Blessed Sacrament exposition
ID: 1158
1905
ID: 4603
Issai Schur develops Schur's lemma - fundamental tool in representation theory
ID: 4603