Host Mo Rocca shows us the cat backpack; the man who invented the Segway; we get inventive advice from the innovators we've profiled; and, the history of pressed glass.

Host Mo Rocca shows us the innovation of floating down a river on a hammock; the inventor of shoes that grow along with the child's foot; the mesmerizing movements of the wind-driven sculptures called Strandbeests; and, how electricity first moved from the lab to the home.