Discover the S&P/ASX 200 Index, Australia's key stock benchmark. Learn about its structure, significance, and why it matters ...

PHILADELPHIA (WPVI) -- With smoke blowing into the Philadelphia region from the wildfires in Canada, you may have heard a lot about the Air Quality Index or AQI. But what it is, exactly? The Air ...

An analysis of 10, 20 and 30 years return distributions since 1871 point towards the best index fund investing strategy and what to expect from current S&P 500 levels. When it comes to valuations, ...

AUSTIN (KXAN) – With blistering heat this summer, you’ve likely heard a few people say “it’s not the head, it’s the humidity.” Turns out both things are true: it’s called the Heat Index. The heat ...

AUSTIN, Texas — Springtime is short in the South, while summer is long, hot and seemingly never-ending. Transitioning into spring, you'll hear many folks talk about the UV index as the days start to ...

HOUSTON — It's important to protect your skin from harmful sun exposure, but how do you know when to lather on the sunscreen? That's where the UV Index, which measure UV radiation levels, can help.

A heat wave that has already killed several people across Texas and Mexico is headed further north, bringing temperatures exceeding 110 degrees. With the heat index, which is how hot it feels to the ...