"Ice dams happen when there is enough snow on a roof, that the snow is functioning as sufficient insulation to cause the roof ...

The video shows an area in Antarctica where rocky outcroppings jut up above the ice sheet. The building is a South African research station.

Michael Bublé is the king of Christmas music...but is he about to abandon his throne? Nah, he may be joking about the genre, but he'll never let it go. The Voice Coach knows his voice is forever ...

"Wassail!" yelled the crowd. "Cider for everyone!" In an orchard by a Welsh castle, hundreds of people gathered to wish good health to the apple trees in a centuries-old tradition ...