Dr. Matthew Powell, Juniata College, will be speaking at the weekly Geoscience Seminar over the lunch hour on October 15, 2010, on his research into biological diversity throughout Earth’s history. All seminars are in Walsh 104 from 12:15 to 1:15 p.m. Powell’s talk is entitled “The Peak of the Latitudinal Diversity Gradient in Living and… Continue Reading Geoscience Seminar on Biological Diversity