Mountain hikes are invigorating. Crisp air and clear views can refresh the soul, but thin air presents an additional challenge for high-altitude birds. "All else being equal, bird wings produce less ...

Clearly I'm not going to go out a MLB park and start hitting home runs. I'm also not going to put that park in a giant dome so that I can change the ambient humidity and other factors. No, that would ...

Pressure altitude is the height of an aircraft above a theoretical standard datum plane, corresponding to an altimeter setting of 29.92 inHg, and is used as a baseline for weather-related calculations ...

Knowing the air density outside of a spacecraft can have a substantial effect on its angle of descent and ability to hit a specific landing spot. But sensors that can withstand the harsh hypersonic ...

Welcome to Weather Education Week @ Home! All week we are bringing parents and students interesting science experiments from the NBC10 First Alert Weather team -- and the Philadelphia Phillies! You ...

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 ...