WASHINGTON - For more than a century, the study of dinosaurs has been limited to fossilized bones. Now, researchers have recovered 70 million-year-old soft tissue, including what may be blood vessels ...
A: Well, there are small, red structures within the vessels that look like nucleated red cells. So on the surface, this is a case of "if it looks like a duck…." But after 70 million years, just ...
Blood vessel structures found preserved in a famous T rex fossil are helping scientists understand how dinosaurs healed from injuries. Scotty, nicknamed for a celebratory bottle of scotch used the ...
WASHINGTON -- For more than a century, the study of dinosaurs has been limited to fossilized bones. Now, researchers have recovered 70-million-year-old soft tissue, including what may be blood vessels ...
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