There is probably no weather element so poorly understood as humidity. Of course, we know it is humid when we feel sticky, but most people do not understand how humidity is quantified. What we call ...

A new study has found a significant correlation between "absolute" humidity and influenza virus survival and transmission. When absolute humidity is low -- as in peak flu months of January and ...

Studies of seasonal influenza have long found indications that flu spreads better in dry air. Now, new research being published Tuesday in Proceedings of the National Academy of Science, indicates ...

When you watch your First Alert Forecast, you may hear the meteorologist reference the dew point temperature in reference to how humid or how comfortable the air might feel to you. Viewers have asked ...

Across much of the world, hotter days are no longer arriving alone. The air itself is changing, sometimes turning from dry ...

Relative humidity has substantially declined in recent decades, defying global warming computer models predicting higher amounts of atmospheric water vapor that will exacerbate global warming. The ...