Top Headlines Professor's Findings Debunk Theory of Simultaneous Mass Extinction Event Whipple-Coddington Professor of Geology Robert Gastaldo leads team that finds new evidence proving a near-instantaneous marine and terrestrial end-Permian mass extinction did not occur simultaneously. More News Featured Events Film Screening: Eraserhead Railroad Square Cinema Wednesday, March 4, 7:15 p.m. Full Calendar Spotlight Estimate your cost in 90 secondsUse the MyinTuition calculator to discover how Colby is more affordable than you think.