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Fraser
2003-Jul-08, 10:07 PM
SUMMARY: Researchers from the University of Queensland have discovered evidence they believe proves that the Earth was bombarded by meteorites 4 billion years ago. Although these impacts are clearly visible on the Moon, movement the Earth's tectonic plates have obscured the evidence here. The team analyzed 3.8 billion year old rocks from Greenland, and found anomalies in the element tungsten; exactly the same as those found in meteorites.


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