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 ...

If there is a beginning time point for the Age of Scientific Reversal, it may be 1887—the year when Albert A. Michelson and Edward W. Morley conducted what is often called the world’s most famous ...

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 ...

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 ...

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 Michelson Morley experiment is often misquoted by flat Earthers. In this video, Eric Dubay claims it proves the Earth does not move. That is not what the experiment shows. This breakdown explains ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

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 ...

Proceedings of the National Academy of Sciences of the United States of America, Vol. 12, No. 11 (Nov. 15, 1926), pp. 621-629 (9 pages) ...

THE Michelson-Morley experiment looked for a shift of well-known interference-bands, about the formation of which there was no doubt or controversy. Ordinary wave theory explains the appearance of ...