NASA rover discovers liquid water 'ripples' carved into Mars rock
undefined 18, 2025
NASA's Curiosity rover has discovered ripple marks in Gale Crater, providing evidence that Mars had open, liquid water for a longer period than previously believed. These ripples, formed by small waves in ancient lakebeds, suggest a warmer atmosphere capable of supporting liquid water about 3.7 billion years ago. This discovery extends the potential window for microbial life on Mars, raising exciting possibilities for past life on the Red Planet.
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