A NASA rover taking rock samples on Mars has uncovered a plentiful mineral that was invisible to orbiters studying the Red ...

Scientists have pondered why Mars seemed to be missing sufficient carbonates indicative of its warm, wet past. Now, NASA’s ...

The Mars Science Laboratory mission had long aimed at reaching these sulfate-packed rock formations ... Alongside the siderite, they discovered iron oxyhydroxides, minerals that form when siderite ...

Mystery of where all the carbon dioxide went that once made the red planet far more hospitable has puzzled scientists for ...

Readers share memories of home chemistry and concerns about carbon capture, and more ...

Billions of years ago, Mars was warm, wet, and capable of sustaining liquid water on its surface. Scientists have long believed the Red Planet once had a dense atmosphere rich in carbon dioxide (CO₂), ...

NASA’s Curiosity rover discovered siderite in Gale Crater. This shows Mars had a partial carbon cycle, storing and releasing carbon dioxide.

Discover management strategies for alopecia areata, from anti-inflammatory diets to stress reduction techniques that can help ...

The resuspension of seafloor sediments—triggered by human activities such as bottom trawling as well as natural processes ...