That's right folks--or, rather, that's possibly right folks...NAU researches have posited that what appear to be football field-sized holes on the surface of Mars could actually be cave entrances. Given the rather inhospitable nature of the planet, it would stand to reason that caves might provide refuge for whatever life (if any) is to be found there.
That's right folks--or, rather, that's possibly right folks...NAU researches have posited that what appear to be football field-sized holes on the surface of Mars could actually be cave entrances. Given the rather inhospitable nature of the planet, it would stand to reason that caves might provide refuge for whatever life (if any) is to be found there.
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