There are various ways to measure the amount of water vapor in the atmosphere. The amount of moisture a given parcel of air can hold is dependent on the ambient temperature. Higher temperatures mean ...

In a large part of the United States, winter months bring about bitterly cold temperatures. That cold air carries less moisture than warm air, and when that cold air is heated by your furnace (which ...

Industry leaders realized hundreds of years ago that their processes and machines operate best when the indoor relative humidity is maintained at an optimum level for their process. They found it was ...

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 ...

We know proper indoor ventilation is key to reducing the spread of Covid-19. Now, a study by MIT researchers finds that indoor relative humidity may also influence transmission of the virus. Relative ...