Simple mathematics revealed how to cut diamonds so as to create the most brilliant effect through the refraction, reflection and dispersion of light. We look also at some of the unusual effects of reflection and refraction that have been used to create illusions, and reveal why your right hand becomes your left hand when seen in the mirror but your face is not turned upside down.
All our lectures are available for free download from the Gresham College website, in video, audio or text formats: gresham.ac.uk
Gresham College professors and guest speakers have been giving free public lectures in central London since 1597. This tradition continues today and you can attend any of our lectures, or watch or listen to them on our website. Website: gresham.ac.uk