Cameras follow desert elephants seeking sustenance, bison roaming North America grasslands and caterpillars living the good life underground.

A journey through an underground cave in North America turns perilous when a young Triceratops is separated from its mother.

Dove season starts off with a bang, keeping Game Wardens across the state busy from sunrise to sun down. Texas Game Wardens must relocate a 500-lb gator that’s loose in…

Everywhere we look, life exists in both the most hospitable of environments and in the most extreme. Yet we have only ever found life on our planet. How did the…

Our understanding of the universe and the nature of reality itself has drastically changed over the last 100 years, and it’s on the verge of another seismic shift. In a…

This time on the box: 127 Hours, Planet Earth II, Cape Fear, This Morning on public toilets, EastEnders, Bradley Walsh & Son: Breaking Dad, and BBC News on beaches and…

From lush cloud forests to bare summits, many people make their homes in the extreme altitudes of the world’s mountain ranges. Explore the extraordinary ways life is sustained in this…

It’s our green seas, not the blue, that bring life to our oceans. Here sunlight powers the growth of enchanted forests of kelp, mangroves and prairies of sea grass. They…

Despite the lack of rain, deserts are the most varied of our ecosystems. In fact, about thirty percent of the earth’s land surface is covered in desert. Explore the unique…

Using computer animation and amazing astronomical art, Dr. Sagan shows how stars are born, live, die and sometimes collapse to form neutron stars or black holes. We then journey into…

Is there life on Mars? Dr. Sagan takes viewers on a tour of the red planet first through the eyes of science fiction authors, and then through the unblinking eyes…