Glass How We Got to Now : Season 1 Episode 3
TV-PG PBS 6h 00m
Aired: October 22nd, 2014 @ 10:00 PM EST on PBS
The invention of the mirror gives rise to the Renaissamce; glass lenses reveal worlds within worlds worlds; glass is essential; for communication in the deep ocean; glass lens allows millions to watch a man walk on the moon.
