Aspiring teenage astronauts reveal that a journey to Mars is closer than you think.

Science fiction has long anticipated the rise of machine intelligence, and today a new generation of self-learning computers has begun to reshape every aspect of our lives. Will A.I. usher…

A look at how climate change affects our environment and what society can do to prevent the demise of endangered species, ecosystems, and native communities across the planet.

Werner Herzog’s exploration of the Internet and the connected world.

An unlikely team of activists and innovators hatches a bold mission to save endangered species.

A sequel to 2006’s Who Killed the Electric Car?, director Chris Paine once again looks at electric vehicles. Where in the last film electric cars were dismissed as uneconomical and…