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300-Million-Years-Old Screw Found In Russia

Written By Mister Gu on Monday, November 17, 2014 | 2:33 PM


In 1998, Russian scientists examined a piece of rock which enclosed an iron screw when they were investigating an area 300 km southwest of Moscow on the remains of a meteorite. Geologists estimate that the age of the rock is 300-320 million years. At that time there were not only intelligent life forms on earth, not even dinosaurs did not appear on its surface. Scientists initially thought that
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