Extras

Breakthrough: The Ideas That Changed the World
Episode 6 Preview | The Smartphone
Dial in to the fascinating history of the smartphone.
Episode 6 Preview | The Smartphone

Breakthrough: The Ideas That Changed the World
Hedy Lamarr invents a way to control torpedoes remotely.
Hollywood Icon Hedy Lamarr

Breakthrough: The Ideas That Changed the World
Polybius invents a code so words can be exchanged between battalions freely.