Geologists say they are getting closer to solving mystery as tests suggest stone may have come from elsewhere in Scotland, northern England or even Ireland...But the prehistoric monument tends to yield its secrets reluctantly, and a new scientific report reveals...

"This study is particularly insightful because it combines the analysis of plant remains with molecular traces in the human body," says Caspari. The study has been published in the journal Science.

"DNA sequences do not tell us directly which language people spoke. But by combining ancient DNA with linguistic and archaeological evidence, we can begin to trace how languages spread and changed over thousands of years," explains geneticist Eske Willerslev, a...

Models of early population migrations assume people moved to places with easy access to water. But this assumption has left us with a fascinating mystery in ancient Arabia. Despite evidence that monsoon rains once filled lakes and supported grasslands in...