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 ...

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 ...

In 1887, an exquisitely designed measurement of the earth's motion through the aether results in the most brilliant failure in scientific history. Ch Frame Code Title 1 A Opening Sequence 2 02605 G ...

On July 22 the Einstein Papers Project, located at the California Institute of Technology in Pasadena, will release the 12th volume of letters written or received by Albert Einstein—791 of them—plus ...

I COULD SAY I WAS PONDERING Michelson's and Morley's famous experiment on the theory of luminous ether, but, really, I was staring at the wall color of the restaurant named for these groundbreaking ...

SO much has been written about the Michelson-Morley experiment that it would be needless to refer to it here, had it not been interpreted by philosophic writers in an interesting but over-violent and, ...

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, ...

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 ...

IN 1887 physicists were feeling pretty smug about their subject. They thought they understood reality well, and that the future would just be one of ever more precise measurements. They could not have ...