From hijabs to pretzels – what makes an emoji?

The ever-expanding index of images has elevated the way we communicate. But, behind the heart eyes and dancing ladies, it takes a lot to bring them to lifeIn recent years, sending each other a preponderance of peaches and an avalanche of aubergines – plus a smattering of smiley faces, hearts and pizza slices along the way – has become one of the key ways we converse. Emojis have become ingrained in our lives, exploding from a quirky set of 176 pictures on Japanese mobile phones back