SETI, extremophile, The Wow! signal, Astrobiology (panspermia), Pareidolia, Arecibo messagehttp://radio.seti.org/ (Big Picture Science podcast)https://en.wikipedia.org/wiki/Communication_with_extraterrestrial_intelligencehttp://www.universetoday.com/122409/what-was-the-wow-signal/Download or subscribe  or get the App to the right side of this page.We are also on Stitcher Radio Internet:http://www.stitcher.com/podcast/lewis-sandler/origin-of-american-idioms-and-slang?refid=stpr