Add Yahoo as a preferred source to see more of our stories on Google. A new study, published on May 21 in the journal Nature, has revealed surprising information about the origins of human teeth. Our ...

Six teeth from Homo erectus individuals who lived roughly 400,000 years ago in China have yielded enamel proteins carrying an ...

On Valentine’s Day in 2018, a team of scientists walked across a flat expanse in the badlands of northeastern Ethiopia, scanning the ground for fossils. An eagle-eyed field assistant, Omar Abdulla, ...

Ancient, fossilized teeth, uncovered during a decades-long archaeology project in northeastern Ethiopia, indicate that two different kinds of hominins, or human ancestors, lived in the same place ...

What we did To test these assumptions, we analyzed more than 500 teeth from 27 primate species, both extinct and living. The sample included gorillas, orangutans, macaques, colobus monkeys, fossil ...

The textbook version of the "Out of Africa" hypothesis holds that the first human species to leave the continent around 1.8 million years ago was Homo erectus. But in recent years, a debate has ...