Whistling is a skill used to communicate over distances—a whistle can mean anything from “you’re cute” to “time to come home for dinner.” There’s a complex series of mechanisms in the mouth that need ...

Researchers studying dolphins say the mammals have distinct names, and they refer to each other in their whistles -- something no other animals are known to do. Guest: Laela Sayigh, visiting ...

Iwas having dinner at the Darbys' when Sheila Darby said, "Guess what Caroline wants to be when she grows up?" We all looked at Caroline, who is 16 years old. She said, "I want to be a whistle-blower.