Depending on whom you talk to, terraforming could take anywhere from ... The lack of gravity may cause humans on Mars to evolve differently than on Earth. Mars has one-third the gravity of Earth ...

All the Latest Game Footage and Images from Terraforming Mars: Hellas & Elysium Explore a new side of Mars with the new Hellas & Elysium maps, each bringing a new set of twists, awards and milestones.

THERE are lots of ideas on how humans can terraform Mars, and turn the dusty, radioactive Red Planet into something habitable. Scientists have suggested we start with Antarctic desert moss ...