David Suzuki

The History books say that the first European to contact the Native Americans was Christopher Columbus. New evidence tells a different story, showing that centuries earlier, a civilization had already beaten him there. These people were the Norse.

How did fungi shape all terrestrial life—including us? The Kingdom of Fungi is an alien world, hidden from sight, with the largest and oldest organisms alive today. By studying fungi in the context of evolution and natural history, scientists are making life-changing discoveries.

Academy Award winner Leonardo DiCaprio presents more than 50 of the leading scientists, thinkers and leaders of our time -- from all over the earth