On Friday, Feb. 4, Salt Lake City reached an air quality index score of 154, which the state calls “unhealthy.” But what does that score really mean? According to an online calculator, it means the ...

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 ...

With the heat of summer upon us, we hear a lot about the heat index in our weather forecasts these days. But what exactly is the heat index and how is it calculated? "It's kind of the summer version ...

(By Rick Fink) Most coaching and sales training programs highlight the importance of empathy in establishing solid customer relationships, but as management guru Peter Drucker says, “You can’t manage ...

Caroline Banton has 6+ years of experience as a writer of business and finance articles. She also writes biographies for Story Terrace. Laura Porter / Investopedia The cost of living refers to the ...

Body mass index (BMI) is a calculation used to estimate your body fat. Based on the BMI score, you may be categorized as ...

To calculate a price-weighted average, sum the stock prices and divide by the number of stocks. This average reflects changes in higher-priced stocks more than lower-priced ones. Use price-weighted ...