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03-03-2018, 03:34 PM
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1.6-billion-year-old oxygen bubbles orovide clues into early life on Earth
 Researchers are shedding light on early life on Earth using 1.6-billion-year-old bubbles.أكثر... ??????? ??????: 1.6-billion-year-old oxygen bubbles orovide clues into early life on Earth || ??????: ahlam1399 || ??????: اسم منتداك
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