Deep oceans of magma once sloshed about inside the crust of Mars, seismic measurements taken by NASA's InSight mission ...

For years, Mars has sat in an awkward middle ground, too geologically quiet to look like Earth. At the same time, it is too ...

Microorganisms from our planet could survive on celestial bodies where water is present, such as Mars. That is the conclusion ...

An artist's render of Mars. (Kevin M. Gill/Flickr/CC BY 2.0) For decades, our picture of Mars was of a dead desert world. Its ...

Making Mars Earthlike is not impossible in principle, but the scale of mass, heat, oxygen, and energy required makes it far beyond current capability.

Add Yahoo as a preferred source to see more of our stories on Google. An artist's illustration of what a terraformed Martian landscape might look like. Mark Stevenson/Stocktrek Images via Getty Images ...

In this way, experiments at Biosphere 2 are informing the science of terraforming Mars. Together with progress made in other areas, such as finding ways of making Mars warm enough to sustain liquid ...

NASA's Curiosity rover, currently exploring Gale crater on Mars, is providing new details about how the ancient Martian climate went from potentially suitable for life -- with evidence for widespread ...

Forbes contributors publish independent expert analyses and insights. Kevin Holden Platt writes on space defense, SpaceX, ISS, Space War I American scientists envision creating a network of ...

NASA’s ERNEST rover climbs tough terrain, drives faster, and uses AI to prepare for future Moon and Mars missions.