Glass helps damaged bone regenerate

(PhysOrg.com) -- A prosthodontist from Egypt is helping Lehigh researchers develop bioactive glass that mimics the behavior of living tissue.

Earliest toothless bird found

(PhysOrg.com) -- A new species of bird from the Cretaceous period in China has been identified. It had toothless upper and lower jaws, and provides significant information on the diversification in the evolution of birds ...

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