Gearfuse Technology, Science, Culture & More
Astonishing caverns near the Ascraeus volcano on Mars aren't the holes left by Frank Herbert's sandworms, but they may evince past volcanic activity.
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Tag Archives: HiRISE
Mystery image: animal, vegetable, or astronomical?
A bacterial colony growing in a petri dish? A close-up of a lizard's iridescent, scaly skin? Answer after the jump.
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