Assuming that SpaceX can refuel an orbiting spacecraft, build boosters capable of launching 1,000 times over, establish a propellant factory on another planet and of course, that you've got US$100,000 to spare, you could soon be faced with some pretty tough life choices. Earlier this week Elon Musk…| New Atlas
Apparently, simple living organisms must exist for eons on a planet before more advanced life can thrive.| Evolution News