Arizona PBS Previews

How We Got to Now with Steven Johnson: Cold

Preview | 30s

See how mastery of cold has changed our world, from ice delivery and penguins in Dubai to larger shifts in politics, diet and human migration.

Aired: 11/05/14

Expired: 11/06/14

Rating: NR

Problems Playing Video? | Closed Captioning

Arizona PBS Previews is a local public television program presented by Arizona PBS.