Tag Archives: scientific

The View From Where You Sit: Personal Magnification Devices

Microscope: 3 convex lenses in the inner cylinder, fitting into shagreen (snakeskin)- covered tube, with gilt-bronze finial cap and tripod stand, optics by Passemant, ingénieur du roi, France, c. 1750 photo: metmuseum.org

by Melody Amsel-Arieli   Simple magnification devices, like water-filled spheres and rock crystal (quartz) “burning glasses” were known around the Mediterranean and across the Middle East in ancient times. These evidently served not only to light kindling but also to cauterize wounds and enlarge texts. According to Roman naturalist Pliny the Elder, Nero viewed gladiator […]

Inspired by Plants: The Glass Flowers as a Window into Botanical Education

The Ware Collection of Blaschka Glass Models of Plants on permanent exhibition at the Harvard Museum of Natural History, Harvard University Herbaria. Photo by Jennifer Berglund

By Donald H. Pfister and Jennifer Brown, Harvard University Herbaria Unless otherwise noted, all images courtesy of the Ware Collection of Blaschka Glass Models of Plants, Harvard University Herbaria / Harvard Museum of Natural History. Photos by Natalja Kent © President and Fellows of Harvard College   When we look at the Ware Collection of […]