NASA Scientists Re-Create Mars ‘Spiders’ in a Lab for First Time

Tests on Earth appear to confirm how the Red Planets spider-shaped geologic formations are carved by carbon dioxide. Since discovering them in 2003 via images from orbiters, scientists have marveled at spider-like shapes sprawled across the southern hemisphere of Mars. No one is entirely sure how these geologic features are created. Each branched formation can 8230;. https://www.nasa.gov/solar...
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