As an Evangelical and a scientist, Katharine Hayhoe is already a member of a rare breed. As a climate change researcher who is also married to an evangelical Christian pastor, she is nearly one of a kind.

In this video, Pääbo covers a lot of ground, noting several lines of genetic evidence for the evolution of modern humans from earlier hominids in Africa, as well as for the interbreeding between early humans and Neanderthals.

"If I have one criticism of my fellow theologians from time to time, it’s that they’re often stuck in the physics of the 19th century rather than the 20th and 21st centuries."

In this video, Brian McLaren discusses the idea of surrogate arguments, in which a debate over one thing is really a means for arguing something completely different. According to McClaren, the argument over the age of the earth is one such argument.

In our sixth BioLogos videocast, we take a look at the age of the Earth. We explain four methods scientists have used to determine that age: tree ring, lake varve, radiometric, and seafloor spread dating, and also offer some theological insight on how an old earth can fit with the first chapters of Genesis.