This website displays an article in the Harvard Gazette about slowing the speed of light. The article focuses on the work of Lene Hau who originally brought the speed of light to a stop. The later part focuses on...

This web site, authored by Andrew Davidhazy of the Rochester Institute of Technology, provides a discussion of methods used in schlieren photography, a technique to image variations in density of a transparent fluid. The...

SPIE is an international society advancing an interdisciplinary approach to the science and application of light. SPIE provides these resources for educators to introduce the fascinating and rapidly expanding fields of...

Created by Tom Henderson of Physics Classroom.com, this resource offers comprehensive background information on the nature of lenses and their refractive properties. Accompanying ray diagrams provide valuable tools for...