Flirting is often seen as a game of chance, a mix of clever lines and hopeful smiles. But beneath the surface, it's a deeply psychological dance with a set of rules we often don't even know we're ...

Flirting is one of the most human impulses there is. Even the word’s etymology points to how long we as a species have been doing it: It stems from the 17th century French idiom “conter fleurette,” ...