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China aims to be 1st to bring samples back from MarsChina's planned mission to bring rock samples to Earth from Mars would beat both NASA and the European Space Agency to the punch.
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Did alien life exist in hot water on Mars billions of years ago?Was alien life in "hot water" on Mars billions of years ago? New evidence from the Martian meteorite "Black Beauty" suggests so.
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Scientists spot ancient 'smiley face' on Mars — and it could contain signs of lifeNewly released images of Mars reveal a "smiley" salt deposit on the Red Planet's surface. A related study suggests that similar deposits, which were left behind from ancient lakes, may be a good place to look for signs of former life on Mars.
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Enormous hidden ocean discovered under Mars could contain lifeScientists examining data from NASA's InSight Lander have revealed the likely presence of an underground reservoir containing enough liquid to cover the planet with a mile of water.
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Hidden 'biosphere' of extreme microbes discovered 13 feet below Atacama Desert is deepest found there to dateResearchers have found microbes thriving 13 feet beneath the scorched surface of Chile's Atacama Desert, marking the deepest discovery of microbial life in the region to date.
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NASA's Perseverance rover may already have found signs of life on Mars, discovery of ancient lake sediments revealsThe discovery of an ancient lake bed beneath the Perseverance rover's location on Mars could mean the robotic scout has already scraped up microbial fossils. But we won't know for sure until we fetch the sample.
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Lost world of lagoons filled with mounds of microbes discovered in Atacama desertResearchers have discovered a jaw-dropping ecosystem of crystal-clear lagoons and salt plains in Argentina's Puna de Atacama desert that could offer a window onto early life on Earth and Mars.
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Scientists created AI that could detect alien life — and they're not entirely sure how it worksThe new machine-learning algorithm can distinguish between biological and nonbiological samples with 90% accuracy. Exactly how is a mystery.
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'Building blocks of life' discovered on Mars in 10 different rock samplesNASA's Perseverance rover has found an intriguing menagerie of organic molecules in a Martian crater, but their source remains unclear.
