Astronomers recently spotted a surprising "smiley face" beaming up from the surface of Mars as they surveyed the alien landscape as part of a new study. The emoticon-like structure, which is only ...
Of the six billion emoji that are sent globally every day, around 70% are emotion based – for example, smiley face, love hearts. A smaller proportion of the emoji sent are sad expressions.
To the casual observer, it is just a photo of a man holding up a smiley face - an image used hundreds of millions of times a day in messages across the world to say "happy". But this smiley face ...