Twenty-five years ago, Carnegie Mellon University professor Scott E. Fahlman says, he was the first to use three keystrokes — a colon followed by a hyphen and a parenthesis — as a horizontal "smiley ...

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It was a serious contribution to the electronic lexicon. Twenty-five years ago, Carnegie Mellon University professor Scott E. Fahlman says, he was the first to use three keystrokes — a colon followed ...

How are smiley-face fireworks made? Nurture Nature Center explains how. Nurture Nature Center’s docent Jeff Mucklin explains how a smiley face fireworks is made with different chemicals that burn ...

A smiley face isn’t always just a smiley face. Behind the yellow, wide-eyed emoji’s grin lurks an intergenerational minefield. The ubiquitous emoji means happy, good job or any number of other ...