EPISODE:

Episode Info

How glass has shaped the modern world. Included: the invention of the mirror, which spurred the Renaissance; the worlds within worlds that glass lenses revealed; and the crucial role glass plays in communication. Also: glassmakers who were forced to work; a physics teacher who used a crossbow to shoot molten glass; and a scientist whose tinkering enabled 600 million people to see man set foot on the moon.

Cast

Glass Photos