Treasures of the Earth: Metals Nova : Season 44 Episode 6
TV-PG PBS 1h 00m
Aired: November 9th, 2016 @ 9:00 PM EST on PBS
Gold, bronze, iron, steel... metals are pillars of our civilization, but what makes them so special? Discover their unique properties and explore how our mastery of metals has led us from the stone age to today's hi-tech world.
