WAMU 88.5 - American University Radio | The Mind Is Our Medium
Now Playing

Grass Mattress Was A Stone Age Bed And Breakfast

Scientists have found what they say is the world's oldest bed: a 77,000-year-old grass and leaf mattress in a cave in South Africa. And the people who made it were crafty: Atop layers of sedge grass were leaves from a plant known to repel insects — key for living in buggy, dank caves.