OAK RIDGE, Tennessee, Sept. 2 -- The U.S. Department of Energy's Oak Ridge National Laboratory issued the following news release:

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ORNL neutron bone imaging brings T. rex to life

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A broken rib from Scotty, the largest Tyrannosaurus rex skeleton discovered, is helping scientists uncover new information about life on Earth 66 million years ago. Scotty's rib preserves something rarely seen in the fossil record: a healing injury fro . . .

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