Paul Martini, Ph.D., professor in the department of astronomy at The Ohio State University, presents “Unraveling the Mystery of Comic Acceleration.” His discussion is part of the New Vistas lecture series offered by Ohio Wesleyan’s Perkins Observatory. Tickets are $5 and may be reserved by calling (740) 363-1257. New Vistas series subscriptions, including archive access, also are available. Learn more at