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New findings point to an Earth-like environment on ancient Mars

discover.lanl.gov

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Re: New findings point to an Earth-like environment on ancient Mars

#3
post #2

yay, likelihood that we are martians just went up a few basis points

Well, that was H. Beam Piper's premise in his "Terro Human Future" and "Paratime" stories --- see the wonderful novella "Omnilingual" and see the story "Genesis":

https://www.gutenberg.org/ebooks/18105

Re: New findings point to an Earth-like environment on ancient Mars

#7

Why don’t we just drill into mars and look for fossils? Easy peasy.

Mars is big, fossils are small.

There are areas on earth where fossils are abundantly available at the surface. If there was macroscopic life on Mars at some point, there's likely to be some rocky outcrops with them.

Layered sedimentary rocks like the ones pictured in https://www.kqed.org/science/24828/nasas-curiosity-rover-fin... are probably good candiates.

Re: New findings point to an Earth-like environment on ancient Mars

#8
post #2

yay, likelihood that we are martians just went up a few basis points

Or, why aren't Martians from Earth.

As much as I like the idea conceptually for movies. That life on Earth came from Mars still doesn't explain how life started on Mars. It just moves the location, the mechanism is still tbd.

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