| Reblogged from Ordered Universe: A post by Joshua Harvey, D.Phil. student, Department of Engineering Science and Pembroke College, University of Oxford, funded by the Andrew W. Mellon Foundation as part of 'The Mental and Material Laboratories of Medieval Science' project, under the aegis of the Ordered Universe. The latest research article from the Ordered Universe project: “Bow-shaped caustics from conical prisms: a 13th Century account of rainbow formation from Robert Grosseteste’s… Read more… 690 more words Another fascinating reflection on Robert Grosseteste's work in optics. David Thomson | August 21, 2017 at 1:20 pm | Categories: Uncategorized | URL: http://wp.me/poSLL-3si | 