The monsoon may bring rain, but rising humidity, warmer nights and urban heat are making Indian cities feel hotter than the ...

Most people know that air conditioners dehumidify the air while they make it colder, but are they able to outclass ...

Much of the U.S. is under a blanket of oppressive heat as people prepare for a sweltering July 4th holiday. It’s during times like these that you often hear people talk about the “heat index” when ...

Delhi is expected to remain under the influence of pleasant weather on Tuesday, with the India Meteorological Department (IMD ...

Today's extreme heat for the World Cup match between Portugal and Croatia is expected exceed world soccer union guidelines ...

What is heat index and how does it affect how stifling excessive heat feels?

Temperatures are skyrocketing for the third straight day across the Eastern US, but there’s at least three different ways to ...

This summer, temperatures and humidity have broken records. Here's what research has shown about how our sleep is affected.

The metric of how hot the air actually feels has roots in a 1979 journal paper called “The Assessment of Sultriness.” By Andy Newman In recent days, you may have seen or heard many mentions of a ...

As heat waves sweep the country, NPR's A Martinez asks W. Larry Kenney, professor of physiology and kinesiology at Penn State University, how extreme heat affects humans.

Residents and travelers are encouraged to remain aware of changing fire conditions and exercise caution while traveling in ...