While flying at 35,000 feet, you may wonder how fresh, clean air circulates through a pressurized cabin. Unsurprisingly, manufacturers have spent decades mastering the complex process. Planes fly ...

One important thing to keep in mind is that tire pressure varies with temperature. That’s because the air that fills the tire expands as it gets hotter (thereby raising the pressure) and ...

As a polar vortex sweeps across Texas, bringing rare arctic air, vehicles are greeting drivers with a familiar sight: the tire pressure warning light. When temperatures drop, so does your tire ...

Extra air pressure can be both dangerous and damaging. Along with the aspect ratio, load rating and rim diameter one of the most important figures listed on a tire’s sidewall is the pressure.

So, if you’ve noticed that your car is sitting a bit lower to the ground or that a tire looks a little flatter, it may be time to add some air. But how do you know what the proper tire pressure ...

PSI stands for pounds per square inch, the unit of measurement for tire pressure. When you hear your mechanic say your right tire's at 30 PSI, it means that's how much air pressure it has.