Head to our Just Curious section to see what else we can answer for you. This article originally appeared on USA TODAY: What does 'fyi' mean in text? Here's the 411 on how to use it correctly.

This article originally appeared on USA TODAY: What does 'ISTG' mean? Your guide to the texting slang and how to use it correctly.

Does a Correlation Coefficient of -0.8 Indicate a Strong or Weak Negative Correlation? A correlation coefficient of -0.8 indicates an exceptionally strong negative correlation. The two variables ...

Also called "character based," it refers to handling text and not graphics. Simple charts and illustrations may be drawn, but they are limited to a set of special characters that are strung ...

"Last seen" on WhatsApp is when someone last logged onto WhatsApp to send or read a message. You can easily switch this off if you are the privacy-conscious type. Doing so, however, will disable ...

A focus group is reviewing a new product and none of them believe it works. When asked for a testimonial, many in the group say the product is excellent.

We say this word multiple times a day, but what does it really mean? Two linguists took the time to explain the fascinating origin of o'clock. Read on to learn what the o in o’clock stands for ...

At 20:04 BST, right after the PM told us: "We must take action now because a stitch in time saves nine", Google saw a spike in people searching for the meaning of the phrase. So what does it mean?

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Negative feedback control brings about changes that help return the body to normal conditions. If the body temperature drops, negative feedback control raises the temperature back to normal. If ...