Tuesday, December 16, 2014 - 10:00pm
Join Matt Damon to see links among extreme weather, climate change and threats to national security.
Sunday, December 14, 2014 - 9:00pm
Genetically modified (GM) foods have been around for decades - but are they safe?
Wednesday, December 3, 2014 - 9:00pm
View an intimate portrait of Neil Armstrong, the first person to set foot on the moon.
Wednesday, December 3, 2014 - 8:00pm
Nature’s special presentation of Best of Birds is a compilation of the most compelling, emotional and even humorous stories about bird intelligence
Wednesday, November 26, 2014 - 8:00pm
Experience the true story of writer and naturalist Joe Hutto (portrayed by Jeff Palmer) as he raises a family of turkey chicks.
Wednesday, November 19, 2014 - 10:00pm
Watch the daring attempt to land an orbiter on the surface of a comet as it zooms around the sun.
Wednesday, November 19, 2014 - 8:00pm
Examine the impact of an ever-growing number of killer whales in Arctic waters in the summer months.
Monday, November 17, 2014 - 10:00pm
See how television may affect a Bhutanese child isolated from commerce, materialism and celebrity.
Sunday, November 16, 2014 - 7:00pm
Martin Clunes examines the role of the world's working horses as he begins training his own beloved Clydesdales
Sunday, November 9, 2014 - 9:00pm
The Keystone XL pipeline has been a controversial project in both the United States and Canada.
Wednesday, November 5, 2014 - 9:00pm
Follow the paleontologists who are reconstructing a terrifying carnivore dubbed Spinosaurus.
Wednesday, November 5, 2014 - 8:00pm
Examine the friendship between a journalist and a sloth, and see people trying to protect sloths.
Wednesday, November 5, 2014 - 7:00pm
See why the consequences of the Navajos’ relocation by the U.S. military in 1864 continue to this day.
Wednesday, October 15, 2014 - 9:00pm
Looks at the little-known stories of revolutionary innovations that play a role in just about every aspect of our daily lives.
Wednesday, September 24, 2014 - 8:00pm
Witness the intimate, emotional and sometimes amusing behavior of nature’s most devoted parents.
Wednesday, August 27, 2014 - 9:00pm
Uncover the science behind the hunting instincts of the great white shark.
Wednesday, July 9, 2014 - 10:00pm
Can the latest scientific techniques and clues unearthed in archives finally solve the mystery of the two Mona Lisas?
Tuesday, July 8, 2014 - 8:00pm
The three-part series continues with a trip to St. Paul's Cathedral in London.
Tuesday, July 1, 2014 - 8:00pm
With cutting-edge technology that can “read” buildings, ruins, and landscapes from ancient worlds this three-part series reveals physical and forensic history.
Wednesday, June 25, 2014 - 10:00pm
Watch amateur and professional video of the tsunami that struck Japan in March 2011.