Morning Overview on MSN
Blood vessels hidden inside a T rex bone have survived 66 million years and scientists can still see them
A fractured rib from one of the largest Tyrannosaurus rex specimens ever found still contains a network of structures that ...
This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. NEW YORK (AP) — Scientists have long puzzled ...
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