A nine-year-old from Kennewick has just set a new kid's world record for holding the longest plank.

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

At 10:52 a.m. on Monday, the NWS Spokane WA issued a red flag warning valid for Wednesday between 11 a.m. and 10 p.m. for ...

At 10:53 a.m. on Monday, the NWS Pendleton OR issued a red flag warning valid for Tuesday between 1 p.m. and 10 p.m. for ...

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

The Aspen Acres Fire grew to more than 85,000 acres overnight. More fire crews continue arrive to fight the blaze, which ...

It’s during times like this that you often hear people talk about the “heat index” and “how hot does it feel?” That’s because temperature and heat index are two separate things.

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

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 ...

Many cities across the Oklahoma City metro are fireworks bans in place for the Fourth of July after the passage of the ...

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.