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Given the seeming paucity of moisture in the leftover remains of Earth's building blocks, planetary scientists have long assumed our planet's water supply came after it formed in a rain of hydrogen-soaked rocks and comets.
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Astronomers have long been puzzled by two strange phenomena at the heart of our galaxy.
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Astronomers announced Thursday that they had detected the most promising "hints" of potential life on a planet beyond our Solar System, though other scientists expressed scepticism.
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"This is the strongest evidence yet there is possibly life out there," the lead researcher said.
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Astronomers have detected the most promising signs yet of a possible biosignature outside the solar system, although they remain cautious.
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The opposition leader demurred on whether climate change was exacerbating weather events ...
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On a faraway planet, James Webb Space Telescope has picked up signs of molecules that, on Earth, are produced only by living organisms - but researchers say we must interpret the results cautiously ...
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NGC 1514 is a planetary nebula about 1500 light-years away.
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In February, NASA's ER-2 science aircraft flew instruments designed to improve satellite data products and Earth science observations. From data collection to ...
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Two new studies suggest that stem cells are close to helping people with Parkinson's disease. The results are a victory for scientists who have spent decades trying to treat it with brain cells.
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