@ryonck tweets related to: Evidence, Comet, Asteroid, Impact, Straw

While many assume that a comet or asteroid impact killed off the dinosaurs, the actual dates of the impact and extinction are imprecise enough that some have questioned the connection. Scientists have now dated the extinction with unprecedented precision and concluded that the impact and extinction where synchronous.
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New evidence suggests comet or asteroid impact was last straw for dinosaurs http://t.co/jjW1v7p4 Most accurate date estimate yet

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