What to know about the warning from the National Weather Service.

A heat advisory has been issued for Tuesday in Miami-Dade and Broward counties. The National Weather Service warns that feels-like temperatures could exceed 105 for at least two hours. The heat index ...

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

Thursday was the peak of this brutal heat wave, with heat index values topping 110 degrees in several Connecticut towns.

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 ...

Infrastructure for utilities like power and energy in general is progressively moving from a centralized model (one large power plant, tens of thousands of customers) to a decentralized one, where ...

In the U.S., hundreds of people succumb to heat-related illnesses each year. Older adults and people in areas that historically haven’t needed air conditioning tend to see the highest rates of ...

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 ...

An extreme heat watch has been issued for Mount Desert Island and surrounding areas. Dangerously hot conditions are expected ...

Whether a summer day is great or awful often comes down to the humidity.

If the dew point is 32 then the relative humidity is 100%, and we all know you don’t walk outside and start sweating at that ...