Here’s what you’ll learn when you read this story: Scientists dissecting a Neolithic cow molar may have unlocked the mystery of its role in Stonehenge’s creation. By slicing into the tooth, ...

Amsterdam Island is the kind of place most people will never see and never think about. It sits far down in the southern Indian Ocean, cold, windy and empty. There are no farms there. No towns. No ...

Cali, Colombia – Under lush trees drooping with moss and vines, Carlos Hernando Molina whistles as he approaches a herd of brown cows. This farm, called El Hatico, has been in Molina's family since ...