Tiny Diamonds Support Comet Theory Scientists have long blamed climate change for the mass extinction of animals that took place in North America almost 13,000 years ago. Now some researchers say a comet broke apart and burned the landscape and many of the creatures living on it. The proof is "nanodiamonds," microscopic diamonds they've found in the soil across the continent.
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Tiny Diamonds Support Comet Theory

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Tiny Diamonds Support Comet Theory

Tiny Diamonds Support Comet Theory

Tiny Diamonds Support Comet Theory

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Scientists have long blamed climate change for the mass extinction of animals that took place in North America almost 13,000 years ago. Now some researchers say a comet broke apart and burned the landscape and many of the creatures living on it. The proof is "nanodiamonds," microscopic diamonds they've found in the soil across the continent.