Pressure gradient...sounds like an interesting combination of words right? So what is a pressure gradient and how does it affect you? First lets start by breaking down each word...Pressure: in this ...

Do you know what causes wind? Well, broadly speaking it’s the sun... but more specifically, how the sun unevenly heats the Earth’s surface. That leads to areas of high and low pressure forming, and in ...

But up on the Appalachian Trail, in the higher elevations populated with spruce–fir forests or deciduous trees that have yet to stretch their leaves, early spring has just arrived. It may only be a ...