You might be interested in the latest Skeptically Speaking podcast:
This week, Skeptically Speaking looks to the stars that light up the night sky, and fuse hydrogen and helium into the elements that make life possible. Science writer Jennifer Ouellette examines the possible evidence of ancient supernovae in bacterial fossils. Astrophysicist Ethan Siegel explains the controversy surrounding the so-called black hole firewall paradox. And astronomer Pamela Gay of CosmoQuest discusses the impact of U.S. sequester budget cuts on her research and outreach.
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I didn't plan to do a follow-up to yesterday's post about the optics of sending messages with lasers, but then I starting idly thinking about detection, prompted in part by a bunch of conversations with