Understanding atmospheric pressure is vital, newsroom meteorologist Justin Ballard said, because those giant H’s and L’s representing high and low air pressure systems on a weather map are ...

The air would be so thin that even the best climber would have no choice but to use supplemental oxygen. Why? Because of the many factors which affect atmospheric pressure. Pioneering scientists ...

Hopping on a plane while suffering with a common cold may seem innocent enough but it could lead to detrimental health conditions, warns pilot.

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