University Place

Darwin's Tree of Life

Special | 53m 29s

David Baum, a professor in the Department of Botany at UW-Madison, discusses Charles Darwin’s concept of common ancestry related to the idea of the “The Tree of Life.” While biologists have accepted the validity of common ancestry for one hundred and fifty years, the full implications of the tree framework have only become clear in the last few decades.

Aired: 12/21/11

Rating: TV-G

Video has closed captioning.

Problems Playing Video?