Charles Darwin and the Tree of Life

A documentary on Al Gore's campaign to make the issue of global warming a recognized problem worldwide.

Near the cold Pyrenees of Iberia, surrounded by ancient and dark green forests, lies a strange land where the rain is scarce and the wind is always...

The use of embryonic stem cells has ignited fierce debate across the spiritual and political spectrum. But what if we could create manmade stem cells...

The taped performance of Henry Fonda's one-man show was aired as "IBM Presents Clarence Darrow" on September 4, 1974, on NBC.

A unique visual journey through galaxies, deep into the subatomic world of elementary particles, and into the center of the sun. Witness the...

This 90-minute documentary brings to life Gavin Pretor-Pinney’s international bestseller, “The Cloudspotter’s Guide”, which...

Bill Nye and Ken Ham debate whether creation is a viable model of origins in today's modern scientific era.

Peter Westerveld, artist and visionary, doesn’t want institutions to resolve the problems linked to earth’s problems. Growing up in...

Nova and National Geographic present exclusive access to an astounding discovery of ancient fossil human ancestors.

The Hobbit Enigma examines one of the greatest controversies in science today: what did scientists find when they uncovered the tiny, human-like...

The extraordinary and storied life of Topsy, a bactrian camel, whose career spanned the military, the mines, the movies and more.

Five times, Earth has faced apocalyptic events that swept nearly all life from the face of the planet. What did these prehistoric creatures look...