The First Artificial Snow

(vimeo link)

In 1933, observing natural snow, Ukichiro Nakaya {wiki} created the first classification system of snow flakes: categorising them into seven major, and numerous sub-types. In the process of this, he took over three-thousand photomicrographs. In 1954 the Harvard University Press published Snow Crystals: Natural and Artificial, a book that still serves as a classic reference on snow crystal shapes. This video discusses how Nakaya, after categorising snow, set about creating it. -via itsnicethat

From the Upcoming ueue, submitted by Seg.