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SUNDAY, NOVEMBER 22, 2009
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NEWS ABOUT: nanodiamonds

nanodiamonds stories: 2 news summaries

Comet Might Not Have Killed Mammoths After All: Study

Peat bog analysis contradicts cometary impact theory

Jan 29, 09 3:35 PM CST
(Newser) - New evidence undermines the theory that the impact from a comet killed off the woolly mammoth and enough humans to end the prehistoric Clovis culture, the BBC reports. Supporters of the impact theory point to a planet-wide rash of wildfires, but while a new analysis of sediment under North American... More »

MORE ABOUT:
research • extinction • comet • woolly mammoth • soil sample • nanodiamonds • Mammoth

 Comet Crash Created 
 Diamonds, Death 

'Nanodiamond' discovery points to species-destroying collision 13,000 years ago

Jan 2, 09 6:13 AM CST
(Newser) - Newly discovered microscopic diamonds suggest that a comet crashed into North America 13,000 years ago, triggering devastating floods and fires that killed 35 species and wiped out human communities, reports the Los Angeles Times. Layers of "nanodiamonds," found in a number of regions in the country, were... More »

MORE ABOUT:
climate change • paleontology • North America • American Geophysical Union • nanodiamonds • Young Dryas • extinctions • Clovis people • Laurentide glacier • iridium • Douglas Kennett • James Kennett

2 Stories


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