Welcome to the inaugural episode DeepAstronomy podcast! Some links for further reading: http://mason.gmu.edu/~rhanson/greatfilter.html http://www.nickbostrom.com/ http://www.nickbostrom.com/extraterrestrial.pdf http://www.scientificamerican.com/article/if-there-are-aliens-out-there-where-are-they/ http://arxiv.org/abs/astro-ph/9901322 Follow DeepAstronomy on Twitter: @DeepAstronomy Like DeepAstronomy on Facebook: https://www.facebook.com/DeepAstronomy/ Like Space Fan News on Facebook: https://www.facebook.com/SpaceFan/ Follow DeepAstronomy on Google+ http://google.com/+DeepAstronomy http://google.com/+TonyDarnell We also have a great Google+ Community, come share your thoughts and join the discussion! https://plus.google.com/communities/109849939648748938781