This book presents the first English translation of the original French treatise “La Physique d’Einstein” written by the young Georges Lemaître in 1922,

Keen to learn but short on time? Get to grips with the life of Georges Lemaître in next to no time with this concise guide. 50Minutes.com provides a clear and

Albert EinsteinsRelativity: The Special and the General Theory (1920) is a cornerstone of modern physics. Einstein intended this book for "those readers who, fr

Two influential essays: "Ether and Relativity" (1920) discusses properties demanded of the ether of space by the theory of relativity; "Geometry and Experience"