We’ve been looking for extra-terrestrial intelligence for several decades. What is that all about anyway?
by Massimo Pigliucci

I’ve always been fascinated by the possibility of extraterrestrial life. Who isn’t? When I was a kid, I got into UFOs and such. Then the age of reason dawned and I realized that actual science is more interesting than fantasy. So I got into SETI, the (scientific) Search for Extra-Terrestrial Intelligence. I read about the pioneering work of Frank Drake (more on him in a moment), devoured everything Carl Sagan wrote about it, and even — for a long time — downloaded and used the SETI program screen saver, which doubles as data processor on behalf of the SETI Institute. … (continue at Medium)