What happens to smoke particles after sunset can depend strongly on something as familiar as the amount of water in the air.

Add Yahoo as a preferred source to see more of our stories on Google. There are multiple ways to describe how wet the air is (yes, pretty much all air is wet). What I mean by that is there are water ...

Humidity is the amount of moisture in the air around us, and there are three ways to track it. The most common of them is absolute humidity: the mass of water vapour in a given volume of the air and ...

Dry air and poor humidity control in classrooms are drawing scrutiny as districts weigh health, budget, and building-maintenance tradeoffs.

Mike Moss: Relative humidity is not related to temperature and dew point in quite that direct a manner, although they certainly are interdependent quantities. There are some online calculators that ...

New research finds indoor relative humidity between 40 and 60 percent is associated with relatively lower rates of COVID-19 infections and deaths, while indoor conditions outside this range are ...

Trey Fulbright is the newest meteorologist on the KDKA First Alert Weather Team. In addition to seeing his forecasts on air, he also does weather and climate reporting. Trey comes to KDKA from Des ...

It's a T-shirt kind of day in Washington, DC: 85 degrees with 63 percent humidity. We all know those numbers mean hot, but what exactly does that humidity percentage tell us? And why should we care?

Noel Kirkpatrick is an editor and writer based in Tacoma, Washington. He covers many topics, including animals, science, and the environment. Complaining about the humidity is a go-to conversation ...

Dead tree branches are by no means static but move throughout the day. Geoinformatics researchers at Heidelberg University ...