Mr. Snuffleupagus reads and reacts to mind-blowing facts about the universe. You can catch Snuffy and all his friends in the new season of Sesame Street on HBO or everyday on HBO Family or PBS Kids.

By Melena Ryzik From its start in 1969, “Sesame Street” has been closely tied ... but having that tube in there adds that little weird snuffle.” Maitland, the sound effects director, is ...