Ian Marsh

National Geographic Scientist Uncovers Treasure Trove of Human Fossils That Could Challenge Rules of Human Evolution Tiny Humans Living as Recently as 1,500 Years Ago Could Rewrite the Timeline for Human Evolution.

Lions in Botswana's Okavango Delta are examined as they take to the water in a display of unusual behavior. Biologists are observed as they tag the big cats and track their movements using GPS technology

Australia's isolation has produced some of the planet's strangest and deadliest creatures. In this wilderness, after thousands of years of surviving alongside nature, aboriginal people have gained a knowledge that could help shape the future.