[ad_1] The Earth 's oxygen levels have increased and decreased more than a hundred million years before the global success of the Great Oxidation Event, there are about 2.4 billion Years, according …
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[ad_1] Fossils can tell us a little more about the plants and animals that lived millions of years ago, including their size, shape and even a little about their love life. But …
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[ad_1] Updated July 10, 2018 08:26:43 Photo: The molecular fossils were originally green and are bright pink when they are diluted. (Source: ANU) The discovery of the world's oldest biological color could …
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[ad_1] The Jeerinah Formation in Western Australia, where a team led by UW found a sudden change in the isotopes of l & # 39; nitrogen. "Nitrogen isotopes tell the story of …
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[ad_1] All-time heat records were set worldwide this week in North American cities, including Denver, Colorado; Burlington, Vermont; and Montreal, Quebec; as well as in the cities of Europe and Russia. But …
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[ad_1] Yet another Chinese space station could be about to plunge back to Earth. Three months after Tiangong-1 made a comeback in our atmosphere, her sister job, Tiangong-2, seems about to do …
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[ad_1] During the aphelion, our planet receives 7% less sunlight than in January, but changes in the planet's orbit do not cause our seasons. Image Despite the sweltering temperatures on the surface …
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[ad_1] WAXING AND WANING from invisible to full-beam full and back, month after month, the Moon is notoriously fickle. But appearances deceive. Its appearance in the sky can change; the brutal fact …
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[ad_1] Drinking for Conservation by Elizabeth Fitt – July 5, 2018 Volunteers use beer bottles to bring Malaysia's coral reefs back to life Well it was a dive terrible. Nothing to do …
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[ad_1] If you recently looked at the southeast sky after midnight, you may have noticed what appears to be a red star rising in the east. But this is not a star. …
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