Please add this to your list of events: Thursday, March 12, 2009, 4:00 pm Harvard-Smithsonian Center for Astrophysics CfA Colloquium Series Phillips Auditorium, 60 Garden Street, Cambridge "A Cosmic Yardstick: Measuring Dark Energy with Baryon Oscillations" Nikhil Padmanabhan LBNL tea and cookies at 3:30 p.m. http://www.cfa.harvard.edu/events/colloquia