You’ve probably heard the claim that it takes more muscles to frown than to smile. It’s usually framed as a feel-good reason to turn your frown upside down – less effort, more joy. But anatomically, ...

You’ve probably heard the claim that it takes more muscles to frown than to smile. It’s usually framed as a feel-good reason to turn your frown upside down – less effort, more joy. But anatomically, ...

The horror movie "Smile" has been racking it up at the box office, which got me thinking about how many people hate smiles. I’m not talking about terrifying psychopath smiles or creepy clown smiles.

Kenya: The Bureau of Standards has launched a massive crackdown on fake gestures that have become prevalent in the country. Top on the list in the war against fakes includes fake smiles. The standards ...

Ever noticed how there are basically two types of smiles: a genuine smile and a fake one? This distinction has been of interest to researchers for quite some time now. In fact, the genuine smile has a ...

You've probably heard the claim that it takes more muscles to frown than to smile. It's usually framed as a feel-good reason to turn your frown upside down—less effort, more joy. But anatomically, the ...