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3D printer grows ear

Scientists at Cornell University created a new human-shaped ear using a 3D printer and injections of living cow cells. The researchers hope one day they'll be able to use a person's own cells to quickly customize implants. AP video. (Feb. 22)

Scientists at Cornell University created a new human-shaped

Scientists at Cornell University created a new human-shaped ear using a 3D printer and injections of living cow cells. The researchers hope one day they'll be able to use a person's own cells to quickly customize implants. AP video. (Feb. 22)

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