Mars, a planet once capable of sustaining liquid water and harboring flowing rivers, today stands as a frozen desert. For years, scientists have struggled to understand why a planet with so many Earth ...

Mars may have hosted life billions of years ago, a possibility that has long intrigued scientists. Now, new evidence suggests the planet was habitable for even longer than previously thought, due to ...

Researchers have uncovered what may be the oldest direct evidence of hot water activity on Mars, suggesting the red planet could have supported life billions of years ago. Scientists at Australia’s ...

Performing a type of experiment never before tried beyond Earth, NASA’s Curiosity rover has identified more organic compounds on Mars as scientists strive to learn whether the Red Planet ever harbored ...

Mars' distinctive red color comes from the mineral ferrihydrite, which only forms in the presence of cool water, a new study claims. Ferrihydrite also forms at a lower temperature than other minerals ...

NASA’s Curiosity Mars rover took this selfie at a location nicknamed “Mary Anning” after a 19th century English ...

NASA's Perseverance rover is digging deeper into Mars' geologic past as it begins grinding into rock surfaces to expose material that could hold clues to the planet's ancient environment and ...

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New Curtin University-led research has uncovered what may be the oldest direct evidence of ancient hot water activity on Mars, revealing the planet may have been habitable at some point in its past.

Was the planet Mars ever habitable and what conditions led to it becoming the uninhabitable world we see today? This is what a recent study published in the Proceedings of the National Academy of ...

New isotope evidence: Curiosity detected heavy oxygen enrichment in ancient Gale Crater clays, revealing significant ...

IMAGE: This conceptual image reveals what the Kasei Valles region on Mars may have looked like three billion years ago. White areas are glaciers and blue represents ocean. CREDIT: F. Schmidt/NASA/USGS ...