Recent content by MDH

I can't remember who said it, but I do recall a tongue in cheek quote "the best evidence of intelligent extra-terrestrial life is the fact that they haven't contacted us". From an evolutionary perspective, humans have been shaped by our environment to be intelligent, aggressive, adaptable and...

Right! When I was a kid, rockets either burned up on re-entry or landed in the ocean and sank. The concept of dry landing a rocket on it's tail was the stuff of science fiction. Now, SpaceX does it routinely, and every time I see it online I have to stop and watch. I don't think most people...