AETHER AND THE THEORY OF RELATIVITY
An Address delivered on May 5th, 1920,in the University of Leyden How does it come about that alongside of the idea of ponderable matter, which is derived by abstraction from everyday life, the physicists set the idea of the existence of another kind of matter, the ether? The explanation is probably to be sought in those phenomena … Read moreAETHER AND THE THEORY OF RELATIVITY