Host Paul Carr welcomes back Marsha Barnhart, Ciro Villa and Nick Nielsen (Patrick Festa joins us late in the show) for an a wide-rangin, unscripted conversation. We talk about how the  peryton mystery may have been solved, Nick's work on the types of civilizations, current and future space propulsion technology, Fast Radio Bursts, the origin and evolution of life on Earth and elsewhere, and the Drake equation.

Identifying the Source of Perytons at the Parkes Radio Telescope

Thinking About Civilization

Discrete Steps in Dispersion Measures of Fast Radio Bursts

Through the Lens of the Drake Equation

The Unseen Podcast

The Wow! Signal

DJ Spooky