South Africa cave fossils puzzle scientists after every Homo naledi sample tests female
Testing of ancient humanlike fossils from a cave system in South Africa has produced an unexpected finding: Every…
Ancient teeth unlock million-year-old secrets of where early humans evolved
Teeth are like tiny biological time capsules. They tell stories about ancient diets and environments long after their owners…
Unlocking the secrets of oral bacteria to fight tooth decay
If Wenjun Zhang has her way, no one will ever have to brush or floss again. Zhang, a…