Science News
Red Blood Cell Traces Found in 115-Million-Year-Old Dinosaur Bone
Scientists report blood-cell-like structures and heme in a 115-million-year-old dinosaur leg bone from Brazil. Here is the evidence and why some doubt it.
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Scientists report blood-cell-like structures and heme in a 115-million-year-old dinosaur leg bone from Brazil. Here is the evidence and why some doubt it.
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