Charles Darwin and the Tree of Life

Buried beneath the sand for seven million years, a skull is unearthed in Chad that may provide evidence of the oldest known human ancestor.

Is building our own starship Enterprise possible? Will we ever travel between the stars as easily as they do in Star Trek? JJ Abrams' new feature,...

Documentary-maker David Malone delves into the secrets of ocean waves. In an elegant and original film, he finds that waves are not made of water,...

The Scorpions belong to the oldest land-based arachnides with over 1800 different species known to exist. Usually, they do not surpass the size of...

A documentary of insect life in meadows and ponds, using incredible close-ups, slow motion, and time-lapse photography. It includes bees collecting...

This documentary examines theories behind the creation of gamma ray bursts, destructive explosions in space that can wipe out entire star systems.

Fascinating -- and unintentionally funny -- experiments at Austria's famed Institute for Experimental Psychology involve a subject who for several...

Of the Seven Wonders of the Ancient World, the Pyramid is the only one to survive. Many believe that even with our 21st-century technology, we could...

A celebration of the universe, displaying the whole of time, from its start to its final collapse. This film examines all that occurred to prepare...

Commentator-comic Bill Maher plays devil's advocate with religion as he talks to believers about their faith. Traveling around the world, Maher...