NASA's Curiosity Rover May Have Solved Mars' Missing Carbonate Mystery

Moffett Field CA (SPX) Apr 28, 2025

The discovery of a mineral called siderite may help solve the mystery of what happened to the Red Planet's carbon dioxide-rich atmosphere. New findings from NASA's Curiosity Mars rover could provide an answer to the mystery of what happened to the planet's ancient atmosphere and how Mars has evolved over time. Researchers have long believed that Mars once had a thick, carbon dioxide-