Photo-Illustration by Chloe Dowling for TIME (Source Images: Klaus Vedfelt—Getty Images, Tim Robberts—Getty Images, Kelvin Murray—Getty Images, Robert Recker—Getty Images, Howard Kingsnorth—Getty ...

Whether at a birthday party in Brazil, a funeral in Kenya, or protests in Hong Kong, humans all use variations of the same facial expressions in similar social contexts, such as smiles, frowns, ...

Want to know what expressions people in Papua New Guinea or Siberia use most? Look in the mirror. A study making waves this week in Nature finds that people around the world show emotion on their ...

New research titled "identifying a facial expression of flirtation and its effect on men" deconstructs the morphology of highly-recognized flirtatious facial expressions used by heterosexual women to ...

When people smile politely, flash a grin of recognition, or tighten their lips in disapproval, the movement is tiny – but the message can be huge. Imagine you are in a courtroom observing a juror who ...

You prepared thoroughly for a presentation at work, and now you’re dropping wisdom to a packed room. Much as you expected, your colleagues appear wowed and ...