Facial expressions arise from brain networks that encode slow, context-rich meaning and fast muscle control on different time scales, keeping smiles and threats socially precise.

Add Yahoo as a preferred source to see more of our stories on Google. When it comes to flirting, men and women aren’t necessarily great at reading the nonverbal cues that show someone is romantically ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Look at the picture above. Do you think the ...

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 ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. You prepared thoroughly for a presentation at work, and now you’re dropping wisdom to a packed ...

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, ...