Bonus Episode: Dust with Dr. Paul Sutter

Astronomy Cast - A podcast by Fraser Cain and Dr. Pamela Gay - Mondays

Bonus: Dust with Dr. Paul Sutter Astronomy Cast Bonus: Dust with Dr. Paul Sutter by Fraser Cain & Dr. Pamela Gay Recorded during the Astrotour to Costa Rica, Fraser talks to Dr. Paul Matt Sutter about the nature of dust and BICEP 2's claim of discovering primordial gravitational waves.