For mammals, one secret to a long life may be spending it living with friends and family. An analysis of the life spans and social lives of nearly 1,000 mammal species shows that species that live in groups, such as horses and chimpanzees, tend to live longer than solitary beasts, like weasels and hedgehogs. The […]

Early versions of the Bible describe Goliath — an ancient Philistine warrior best known as the loser of a fight with the future King David — as a giant whose height in ancient terms reached four cubits and a span. But don’t take that measurement literally, new research suggests. Archaeological findings at biblical-era sites including […]