We all deal with engines, so we should know about their relationship with air pressure and density. Query any serious bracket racer, and you'll find he's become a virtual closet meteorologist. What is ...

All of us have experienced the effects of changing weather conditions on the performance of our hot rods. The car feels stronger near the coast on a cold day, yet it gets lazy as the ambient ...

Pressure altitude is the height of an aircraft above a theoretical standard datum plane, used as a baseline for calculating aircraft performance under standard atmospheric conditions (29.92 inHg and ...