The Oldest Rocks on Earth

Geologist Simon Lamb shows that the key to answering crucial questions about Earth's history lies in ancient rocks from the days when the planet was young.

Simon Lamb is adjunct professor of geophysics at Victoria University of Wellington in New Zealand. He is the author of Devil in the Mountain: A Search for the Origin of the Andes (2004) and coauthor of Earth Story: The Forces That Have Shaped Our Planet (1998). Lamb has been a consultant, producer, or director of a number of BBC science documentaries.