Arthur Koestler

Arthur Koestler's extraordinary history of humanity's changing vision of the universe In this masterly synthesis, Arthur Koestler cuts through the sterile distinction between 'sciences' and 'humanities' to bring to life the whole history of cosmology from the Babylonians to Newton. He shows how the tragic split …

The Thirteenth Tribe is a 1976 book by Arthur Koestler, in which he advances the thesis that Ashkenazi Jews are not descended from the historical Israelites of antiquity, but from Khazars, a Turkic people. Koestler's hypothesis is that the Khazars migrated westwards into Eastern Europe in the 12th and 13th centuries …