HONOLULU (HawaiiNewsNow) - The terms “high pressure” and “low pressure” almost always find their way into the vocabulary of weather presenters across the globe. In weather speak, pressure can be ...

Pressure altitude is an aircraft's height above a theoretical "standard datum plane," defined by specific atmospheric conditions (29.92 inHg pressure, 15°C at sea level). It is a critical metric for ...

A winter storm that will likely not quite reach “bomb cyclone” status is nonetheless bringing messy weather to the eastern ...

Get inspired by a weekly roundup on living well, made simple. Sign up for CNN’s Life, But Better newsletter for information and tools designed to improve your well-being. Nearly half of American ...

A ventilator is a machine that helps you breathe or takes breaths for you. It can be a lifesaver if you have a health condition that causes you to struggle to get air. You may know about the type of ...