Some of the most interesting discoveries in archaeology come from sifting through ancient garbage dumps. Scientists working in Oregon have found one that has yielded what they say are the oldest human remains in the Americas and a puzzle about the earliest American tools.
Early Americans used Oregon’s Paisley Caves for, among other things, a toilet. Little did they know that scientists would be picking through what they left behind.
Story: Christopher Joyce, NPR | Photo: Jim Barlow/Science/AAAS