Animals
When were dogs domesticated? The oldest known dog DNA offers clues
Two new studies suggest that genetically stable dogs were living among humans in Europe by about 14,000 years ago.
Two new studies suggest that genetically stable dogs were living among humans in Europe by about 14,000 years ago.
We summarize the week's scientific breakthroughs every Thursday.
Scientists tracked mantis strike force from youth to adulthood, showing females eventually hit far harder than males. Why is a mystery.