Mars’S Ancient Carbon Cycle
Mars, the enigmatic Red Planet, has long captivated humanity with its stark, seemingly barren landscape. Today, it’s a cold, dry world – a shadow of its once-vibrant past. But what if this desolate expanse once harbored gushing rivers, sprawling lakes, and even precipitation, much like early Earth? A groundbreaking discovery by NASA’s Curiosity Rover, featuring a surprisingly rare mineral called siderite, is not only reshaping our understanding of ancient Mars but also offering profound insight…