this post was submitted on 16 Aug 2024
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science

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[–] [email protected] 25 points 2 months ago (1 children)

We don't have the tech to dig down several miles on Mars and take samples. We barely have that tech on earth.
All we know is, if you put a glorified loudspeaker on the ground and record what comes back, it sounds like it does on earth in places with water molecules inside the rock.

[–] [email protected] 5 points 2 months ago