Dogs have a truly astonishing sense of smell that goes far beyond anything we could imagine. From picking up the scent of a potential mate miles away to uncovering an explosive, a dog's nose is always ...

Dogs are capable of using their nose for many tasks: hunting, retrieval, and finding that cookie crumb you dropped beneath the couch. Now we can add “mussel sniffing” to the list. The California ...

Dogs can reliably smell when people experience acute stress. They do this by detecting subtle chemical changes in human sweat ...