HTTP:: Diamonds Reveal Clues of Comet Impact in the US
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A new archaeological investigation conducted on the Santa Rosa Island off the coast of Santa Barbara by scientists from the University of California in Santa Barbara (UCSB) has revealed traces of nanodiamonds, which seem to indicate that a comet struck the location some 12,900 years ago. The team believes that traces of the comet scattered across the North American continent at that time, and that this location is only one of those impacted. Details of the study appear in this week's issue of the journal Proceedings of the National Academy of Sciences (PNAS).“The pygmy mammoth, the tiny island version of the North American mammoth, died off at this time. Since it coincides with this event, we suggest it is related,†UCSB Professor Emeritus James Kennett, who conducted the research with his son, Douglas J. Kennett, and 15 other scientists, says. He also reveals that the ground layer in which the hexagonal nanodiamonds were found is part of the larger layer called the You!
nger Dryas Boundary. Experts believe that this earth tells the story of a time that experienced drastic climate changes and widespread wildfires.James Kennett explains that, “There was a major event 12,900 years ago. It is hard to explain this assemblage of materials with...
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