The temperature on any given summer day may be in the 80s or 90s. So why does it feel so much hotter and oppressive at times? That's the heat index doing its thing. Here's how it works: What is the ...

A temperature of over 100 degrees doesn’t paint the whole picture when it comes to determining how hot it feels. The heat index does. What is the heat index? “It is essentially what temperature feels ...

Checking the temperature reading during a heat wave won’t tell the whole sweltering story. It’s going to feel a lot hotter. Blame the heat index, also called “apparent temperature.” It’s a combination ...

Extreme levels of heat and humidity are forecast to spread across the country over the next two weeks, blanketing the Southwest, Midwest, and East Coast with high temperatures beginning this June 19 ...

HOUSTON — If you've lived in Houston long enough, you know that 95 degrees here feel vastly different than 95 degrees in the desert. Our proximity to the Gulf of Mexico can make the summer heat ...

Parts of India and Pakistan have been sweltering for weeks under a record-breaking heat wave, exposing more than a billion people to dangerously hot conditions with little relief in sight. While ...

When it comes to measuring global warming, humidity, not just heat, matters in generating dangerous climate extremes, a new study finds. Researchers say temperature by itself isn’t the best way to ...

HomeKit has changed how I interact with many of the rooms in my house. While lighting and cameras tend to have the spotlight for most people as they can easily see the impact, environment monitoring ...