November 16, 2014 9:00 p.m. Smile, You’re Speaking Emoji: The Rapid Evolution of a Wordless Tongue By Adam Sternbergh ...

If you click an individual emoji, Emojipedia will give you a brief description of that emoji. For example, here's what Emojipedia writes about the "👅" (tongue) emoji: "A tongue, sticking out.

Behind the scenes, Facebook programmed the algorithm that decides what people see in their news feeds to use the reaction emoji as signals to push more emotional and provocative content ...