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Breaking! Dino Blood Is Real

Blood vessels found in a hadrosaur said to be 80 million years old are the real original material, researchers say.

Ethical Stem Cells Can Be Used Unethically

Induced pluripotent stem cells allow researchers to ethically create any cell type from an adult cell, raising hopes for regenerative medicine. Eyebrows started to raise recently, though, when labs grew brains with them and turned others into sperm and egg cells.
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