57:00
Shattered Sky
The story of how America led the world to solve the ozone crisis. Will we dare to do the same with climate change?Thirty years ago, scientists reported a hole in the ozone layer "the size of North America." The culprits were man-made chemicals calle...
57:36
The transformation age: surviving a technology revolution with Robert X. Cringely
An economy in which the office is a thing of the past... a sensor system that tracks and identifies goods in transit... a camera that records every life experience in minute detail. If these sound like dreams of a distant future, think again. This p...