Opylování rostlin

The drought in the American West is predicted to be the worst in 1,000 years. Join five Academy Award-winning filmmakers as they explore the...

When Harvard PhD student Jennifer Brea is struck down at 28 by a fever that leaves her bedridden, doctors tell her it’s "all in her head."...

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

As the global economics of dairy farming has winnowed out most small and medium-sized dairies, the surviving farmers confront pressures to intensify...

Blue Whales: Return of the Giants 3D takes viewers on a journey of a lifetime to explore the world of the magnificent blue whale, a species...

Travel alongside the astronauts as they deploy and repair the Hubble Space Telescope, soar above Venus and Mars, and find proof of new planets and...

In The Womb is a 2005 National Geographic Channel documentary that focus on studying and showing the development of the embryo in the uterus. The...

From the unique vantage point of 200 miles above Earth's surface, we see how natural forces - volcanoes, earthquakes and hurricanes - affect our...

Explains through animation the process of photosynthesis, and discusses its importance to our daily lives.

Darwin's great insight – that life has evolved over millions of years by natural selection – has been the cornerstone of all David...