Mars mystery SOLVED: Dark streaks (RSL) aren’t water flows—they’re DRY sand avalanches! New study debunks liquid water theory using orbital data, finding zero salt traces.
Seasonal darkening caused by granular flows in ultra-arid conditions. Major shift for Mars geology & life-seeking missions!
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Mint Link: https://t.co/oiYrlys25X
#Mars #SpaceScience #NASA #PlanetaryScience $HAO