Skip to main content
Support Provided By
Episode 6 Preview | Sound
0:43
Get a closer look at Episode 6, "Sound."
Episode 4 Preview | Light
0:43
Host Steven Johnson explores how light has altered sleeping patterns and architecture.
Episode 2 Preview | Time
0:44
Get a closer look at Episode 2, "Time."
Episode 5 Preview | Cold
0:31
See how innovators experiment with ways to control the creation and preservation of cold.
Episode 1 Preview | Clean
0:43
Host Steven Johnson reveals how clean water has changed our world.
Official Trailer
0:30
Steven Johnson explores the power and the legacy of great ideas.
Extended Preview: Cold
4:58
Here's what to look forward to in the episode 'Cold'.
Extended Preview: Glass
4:03
Find out what is coming up in the episode 'Glass'.
Extended Preview: Clean
4:55
Here's a taste of what's to come in the episode 'Clean'.
The Development of the Ice Trade
4:58
Steven tells how Frederic Tudor developed a method of transporting ice to warm climates.
Measuring Sound
4:26
Introducing Harvey Fletcher, the man who invented a meter to measure noise pollution.
The invention of the light bulb
4:59
How was the first long-lasting light bulb invented?
Active loading indicator