For Americans navigating everything from casual conversations to crucial business dealings, understanding the nuances of a genuine smile can offer deeper insights into true intentions. The science ...

Michelle Spear does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

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 ...