A broken rib from the world’s largest T. rex hid a 66-million-year-old secret

ScienceDaily
Sep 23, 2026, 10:20 pm109 ptsTrending
A broken rib from Scotty, the largest known T. rex skeleton, contains an extraordinary fossilized network of blood vessels formed while the dinosaur was healing. Scientists used neutron and X-ray imaging to look inside the 66-million-year-old bone without damaging it, revealing details rarely preserved in…

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