Robert Scherrer is Professor and Chair of the Department of Physics and Astronomy at Vanderbilt University. He joins us to talk about cosmology, dark energy, and dark matter. We'll also take a brief foray into quantum entanglement. Read his blog at http://www.cosmicyarns.com/, and read his Wall Street Journal editorial "How to Raise a Scientist in the Xbox Age" at http://www.wsj.com/articles/how-to-raise-a-scientist-in-the-xbox-age-1450137781.
Aired Jan. 10, 2016