Advances in technology have reopened the debate over terraforming Mars, shifting it from an impossible dream to a long-term scientific and ethical question.

The concept of terraforming Mars — transforming the planet's climate to support life as we know it — has long belonged to the realm of science fiction. But a new study argues that it's time to take ...

Life on Mars? Let’s focus on fixing the Earth first — by reviving extinct species - We’re racing to build new worlds, but we should take care of the one we have, says Ben Lamm ...