Add Yahoo as a preferred source to see more of our stories on Google. I don’t usually get nervous going down the stairs into my basement. But every once in a while, as I’m ascending to the kitchen ...

IDAHO FALLS, Idaho (KIFI)—It was always a mystery to me how my World War II–era grandparents could walk into a dark basement and not bat an eye, whether it was the West Virginia farmhouse with a coal ...