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For decades, small grooves on ancient human teeth were thought to be evidence of deliberate tool use—people cleaning their ...

The discovery of a 300-million-year-old extinct reptile has provided evolutionary insight into the predatory nature of mammals. A study conducted by University of Bristol researchers and published in ...

Fossil teeth unearthed in Ethiopia suggest two distinct human ancestor species lived alongside each other between 2.6 and 2.8 million years ago, reshaping what is known about our evolution. The 13 ...

Researchers found that the USAG-1 protein could limit the growth of teeth in mice, so ensuring that the protein didn’t form ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. For the past two decades, scientists have been manipulating genes to ...