Archaeologists discover ancient remains that point to Stonehenge's non-British origins.
Genetic analysis of ancient remains can uncover buried facts about our cultural evolution, like why we drink milk.
Isolated from their mainland relatives, these house mice evolved over time into a distinct species, larger and shaped differently from their ancestors.
Have scientists solved the mystery of Stonehenge? Find out on this Moment of Science: "Surprise at Stonehenge".