Hallowed Ground: Nothing Is Ever Safe

National Geographic Magazine, October 2006
Parks nourish the human spirit, help sustain the planet, and reflect the ideals of the societies that protect them. But for some of these preserves, the future is uncertain. More »

Darwin's Legacy: Modern Darwins

National Geographic Magazine, February 2009
Just two weeks before he died, Charles Darwin wrote a short paper about a tiny clam found clamped to the leg of a water beetle in a pond in the English Midlands. It was his last publication. The man who sent him the beetle was a young shoemaker and amateur naturalist named Walter Drawbridge Crick... More »

Galapagos: A Place Like No Other

National Geographic Channel
Savage, bizarre, hellish and beautiful; the islands that changed the world. From erupting volcanoes, giant tortoises and leaping lizards to rarely filmed sites and creatures, Galápagos takes you inside this living laboratory of evolution. More »

Darwin's Secret Notebooks

National Geographic Channel
Using Darwin's own diary and field notes as a travel guide, retrace Darwin's expedition beyond the Galápagos to uncover the forgotten evidence that inspired his revolutionary work. More »