CAPE CANAVERAL, Florida (Reuters) – Detailed maps of Mercury's cliffs and ditches show the solar system's innermost and smallest planet Mercury has lost much more real estate due to cooling over four billion years than scientists thought, according to a ...
French scientists said Monday they had revived a giant but harmless virus that had been locked in the Siberian permafrost for more than 30,000 years. Wakening the long-dormant virus serves as a warning that unknown pathogens entombed in frozen soil ...
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