The German practice of lüften, airing out your house, is becoming popular in the U.S. NPR's Scott Simon speaks to Annette Baran from the Goethe Institute, and her husband Robert, about embracing ...

"House burping" is the latest thing cluttering people's feeds: short clips of people flinging open every window and door, announcing they're "burping" their home to get rid of stale, germ-filled air.