The crew of the Army helicopter that collided in midair with an American Airlines jet near Washington, D.C.'s Ronald Reagan ...

Did you know the Great Lakes experience a rare winter phenomenon called ice volcanoes? These icy eruptions form when waves crash into frozen shorelines, creating cone-shaped structures that look like ...

Fossil collectors in Florida have discovered an ancient sinkhole, now at the bottom of a river, which holds the remains of animals rarely seen in the state, including a type of giant armadillo, giant ...