WRINKLES IN TIME A 3-D computer image shows folds on the reconstructed brain surface, in green, of Victoriapithecus, a 15-million-year-old African monkey.
Max PIanck Institute for Evolutionary Anthropology, Fred Spoor
WORLD MUSIC Researchers have identified 18 features that characterize many musical performances around the world, including by this brass band accompanying a dance and performance troupe during a religious fiesta in Peru. Many of music’s common features involve group performance and dancing.
STAYING TOGETHER Baboons in this troop, tracked with GPS collars, resolved splits in group travel by following collective rules that bypassed socially dominant monkeys.