"I've always loved speculating on alien life because it is fun but since seeing this lecture (link) I think a lot of people will cement their thoughts..<br> <a href=""https://m.youtube.com/watch?v=mbpzSN7XV84&amp;t=34s"">https://m.youtube.com/watch?v=mbpzSN7XV84&amp;t=34s</a>"