James Chadwick's introduction of the existence of the neutron made a "sly" entry into the general/popular scientific world--if such things could have personalities, then it would certainly be "humble" ...

Persifer Frazer, "Examination of the Phonograph record under the Microscope", an abstract of a paper presented at the Franklin Institute April 17, 1878, by Persifor Frazer, Nature, May 23, 1878, p.

Rare, scarce, interesting, and unusual books for sale, mostly in the history of physics, math, and technology. The bookstore site is part of a larger daily blog for the History of Holes, Dots, Lines, ...

The Glass Kitchen, the Glass Container Industry's Research Center for the Interpretation of Consumer Needs in Glass Packaged Products and their Containers. NYC, Glass Container Association of America, ...

J.G. Heck wrote and compiled a fascinating and complex work entitled The Iconographic Encyclopedia of Science, Literature and Art, and was published in America for the first time in 1851 following ...

As a collector of naive art--particularly produced with letters or numbers--and as a person generally interested in naive and outsider (and art brut and letterist and found )art, I was astonished to ...

Lewis Carroll created a lovely, simple cipher in the midst of his Alice and Snark and Logic and Sylvie publications. It really is just a simple bit of polyalphabetic substitution, bu tit gets the job ...

At first glance this detailed and dense map looks foreboding and somehow off-putting--at least for me, and that was before I understood what the numbers represented. The blue numbers on this section ...

This is the first installment of a chronology of the anatomical representation of the heart, along with a few metaphorical images tossed in. No commentary yet--just a quick post. All images are either ...

Had there been no Newton every school child would know the name of Robert Hooke (1635-1703) in its place—he was polymathic, totally energized, big-thinking non-sleeping experimentalist and ...

Einstein's Letters of 1939 and 1945 and Szilard's Petition of 1945 There were certainly a number of cautionary flags waved at the Executive Branch in the period just before the atomic bomb was first ...