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Perseverance rover spots peculiar 'spider egg' rock on Mars — and scientists have no idea how it got there
NASA's Perseverance Mars rover spotted a mysterious rock made of hundreds of tiny spheres that resemble spider eggs. Studying ...
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Strange Rock Eggs Were Spotted On Mars, And Scientists Are Puzzled Over How They Got There
NASA’s Perseverance Mars rover spotted a strange rock made up of hundreds of tiny spheres that look like clusters […] ...