By discovering carbonate rocks, NASA's Mars rovers may have unlocked the key to understanding the fate of the Red Planet's ...

Why is Mars barren and uninhabitable, while life has always thrived here on our relatively similar planet Earth?

New modeling of carbon cycle shows unsteady but habitable history before liquid water disappeared New models from recent ...

The study suggests that Mars has been self-regulating as a desert planet, with habitability being the exception, rather than ...

The thick, mineral-rich layers of clay found on Mars suggest that the Red Planet harbored potentially life-hosting ...

One of the great unsolved problems in modern planetary science is written on the surface of Mars. Mars has canyons that were ...

In a new study published in the journal Nature Astronomy, scientists say mineral-rich layers of clay on Mars were once ideal ...

New research shows how Mars may have undone its own habitability, while Earth stayed stable enough to support life.

Nearly a decade’s worth of data went into the first direct observation of sputtering on Mars, which researchers believe ...

A lab experiment that simulated Mars conditions showed that green algae can grow in plastic containers made from the same ...