Description: I’ve been inspired by the snowflakes Wilson A. Bentley photographed through a microscope in the late 1800's ever since I first saw them in the Archives. Bentley donated 500 of his photographs to the Smithsonian in 1903 (you can read more about them in a post by Archives colleague, Courtney Esposito). The images capture nature at its most creative, mathematical, and elegant.
Description: A rare meeting of the scientific minds at the 92nd Annual British Association Conference in 1924, captured by Science Service journalist Watson Davis.
Description: Joseph Henry,the first Smithsonian Secretary, served from 1846 to 1878 and was a physicist who conducted pioneering research in electromagnetism.