PITTSBURGH (KDKA) — Oftentimes in weathercasts, you'll hear KDKA-TV's First Alert meteorologists mention the relative ...

Global warming and extreme heat events are having an increasing impact on human health. In corresponding studies, the ambient ...

Hygrometers and humidity measurement instruments test for absolute humidity, relative humidity, or dew point in air. The range humidity measurement instruments operate in is typically from 0 to 100% ...

Whether you associate humidity with illnesses or not, it's important to note that it’s easier for viruses to stay airborne longer when the indoor relative humidity is low. Data from the Asthma ...

The other, or "wet bulb" thermometer, measures relative humidity in the air and the results are normally lower than just the pure air temperature. For humans, this wet bulb reading is critically ...

A capacitor type of hygrometer is usually used to measure relative humidity. The sensor has a dielectric polymer layer that absorbs water molecules from the air through a thin metal electrode.