Once reserved for romantic partners and other loved ones, the heart emoji can now mean anything—which means it has no meaning ...

Researchers who use Twitter took to the internet to tweet descriptions of their work using a language that's theoretically now the argot of the people: emoji. They used the hashtag #emojiresearch.

In a recent workplace survey, more than half of the employees polled said they have used an emoji to communicate at work. Here's a look at the pros and cons of using them in office communications.