Last week over in Twitter-land, Philip Ball asked an interesting question: I’ve written a fair bit about historical science, and read more than I’ve written, so this question stuck with me, and seems ...

Physicists regard this work as a crucial step in our journey toward an understanding of the very nature of space and time itself Had the results of this measurement been different, Einstein's theory ...

Two changes improved the apparatus over the one used at Potsdam [in 1886]. Morley suggested floating the heavy sand stone slab bearing the optical parts on mer cury. The stone, about 5 feet square, ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

THE Michelson-Morley experiment for determining the relative motion of the earth and the luminiferous ether, the “ether-drift experiment,” was first performed in Cleveland in the year 1887, by Prof.

The MICHELSON-MORLEY EXPERIMENT was performed in the basement of a WESTERN RESERVE UNIV. dormitory in July 1887 by ALBERT A. MICHELSON of the Case School of Applied Science and EDWARD W. MORLEY of ...

THE following cablegram has been received from Prof. W. B. Cartmel, of the University of Montreal: A Simple Means of Checking the Michelson-Morley Experiment’. In a letter under the above title which ...