First, let’s look at gravity. On the surface of the Earth, the usual model for gravitational force is the object’s mass times the gravitational field (represented by g) where g is about 9.8 Newtons ...

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 ...

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 ...

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 ...

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 ...