This story originally featured on the MIT Press Reader. Exploration, habitation, and resource extraction all carry a risk of inflicting environmental damage in space, just as they do here on Earth.
Terraforming Venus would require altering its scorching atmosphere and crushing pressure. Scientists suggest using hydrogen to create oceans, though it would demand resources from gas giants. AG Pam ...
It is rather anthropocentric to say that to seek advanced alien life, we should search for clusters of planets that look remarkably similar, a sign of terraforming. Extraterrestrials that are ...