Lee Kump, professor of geosciences in the College of Earth and Mineral Sciences at Penn State, is featured in an upcoming episode of NOVA scienceNOW premiering at 8 p.m. Tuesday, Nov. 21, on WPSU-TV. During this segment, Kump will discuss his ideas on the causes of mass extinctions. Viewers should check the local television listing for the PBS station in their area.
Visitors can log on now to http://pbs.org/nova/sciencenow to obtain more information on the segment. Plus, the Web site provides an opportunity to vote on "What you think caused the mother of all extinctions 250 million years ago" and "Which suspect seems the most likely culprit to you -- an asteroid, volcanism, supercontinent, glaciation, bacteria or methane gas?" Starting Nov. 22 the full episode via streaming clips will be available for viewing.