Planetary scientists studying Mars have discovered that its polar vortex has temperatures much lower than predicted. A polar ...

In a groundbreaking discovery, scientists have detected what appears to be a hidden ocean beneath Mars’ northern pole. This ...

There might be a hidden ocean's worth of liquid water below the surface of Mars, seismic evidence suggests. According to a new paper published April 25 in the journal National Science Review, ...

“The presence of this mineral puts a lot more nuance on what was going on,” said Mario Parente, an associate professor of ...

Jezero Crater’s rocks reveal three stages of water activity, shifting from hostile acidic fluids to more life-friendly ...

NASA has discovered signs of life on Mars in the form of organic carbon, sulfur, rust, and phosphorous in a canyon, and new ...

Mars may have released sulfur gases that trapped heat, shaped the climate, and created conditions for ancient life.

Billions of years ago, Mars may not have been the frozen desert we see today. New simulations suggest that volcanic eruptions pumped out reactive sulfur gases, creating greenhouse effects strong ...

An artist’s visualization of the potential stages of terraforming Mars. Credit: Daein Ballard/Wikimedia Commons Multiple plans exist to explore Mars in the coming decades using robotic and crewed ...

A new study in the journal Nature detailing chemicals found in rocks on the surface of Mars could be among the strongest ...