How Space Heat Helps Us Hunt Down Alien Technologies

My colleagues and I have begun the Glimpsing Heat from Alien Technologies (G-HAT) SETI program, which has been written about here on Centauri Dreams and in other places, like in this nice summary article. I describe some of the foundations of the search here on my blog, but I have written up this short primer for … » 2/10/14 2:20pm 2/10/14 2:20pm