This may be a piece of the asteroid that killed the dinosaurs - Boing Boing

Last month, we learned that researchers excavating North Dakota’s Tanis fossil site found an incredibly well-preserved leg of a dinosaur. The creature—and others at the site—were likely kille…

Last month, we learned that researchers excavating North Dakota's Tanis fossil site found an incredibly well-preserved leg of a dinosaur. The creatureand others at the sitewere likely killed by the i… [+1101 chars]

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