Residents across western Washington are being warned to brace themselves, as severe flooding is expected to get significantly worse. New video shows how heavy rain has already surged into neighborhoods, with mudslides and flooding shutting down dozens of roads. Watch this for the latest as a second round of rain from an atmospheric river hits the region.

A significant atmospheric river is slamming into parts of Idaho, Montana and Washington. While some of these can be beneficial, this one could bring record flooding for some, landslides and avalanches. Here's the latest forecast.

Do we really lose most of our body heat through our heads? We hate to say it, but mom might be wrong about that one. Watch this video to learn where the long-held belief originated and why scientists say you don’t have to wear that winter hat to stay warm.

A wintry crash on I-95 in Virginia turned into a life-or-death emergency when the car erupted in flames with the driver trapped inside. A Virginia State Trooper and a group of good samaritans helped smash through the window, cut through the airbag and drag the injured man to safety just moments before the fire consumed the vehicle.

Swiss pilot Raphaël Domjan soared more than 31,000 feet above the Alps using nothing but sunlight, appearing to shatter the altitude record for a solar-powered aircraft, even stunning commercial airline pilots cruising beside him. His daring climb in the experimental SolarStratos plane pushes the limits of clean aviation and offers a striking glimpse of what future flight could look like.