Trace looks at the top theories for how Mars could be terraformed. Just don't expect for there to be a nice new red planet to move to before the next Super Bowl.
We will eventually have the technology to make Mars a more habitable planet -- but for whom? Earthlings, or Martians? Continue reading →
If we're planning on colonizing other worlds, perhaps terraforming -- recreating Earth's conditions on another world -- may be a good way to go about it. ->
What does 1979's "Phantasm" have to do with humanity's future amid the stars? Well, it all comes down to what we're eager to change about extraterrestrial environments, and exactly how much we're willing to change about ourselves.
Humans are no strangers to ravaging the land, but the stars have proven a good deal more elusive. So far, our ethical concerns have remained limited to the contamination of extraterrestrial environments, but what will the future bring? Vatican astronomer Brother Guy J. Consolmagno weighs in.