Cold air from the arctic sometimes dips southward across the American plains. What to know about the polar vortex.

Investigators assessing the survivability of a plane crash focus on five factors: integrity of the aircraft, effectiveness of ...

Firefighters wearing breathing apparatus used a hose reel jet to extinguish the fire and dampen down the area. Two fire engines attended, one from Lymm and one from Birchwood. Police officers were ...