A single kiss can leave a lasting impression, whether it's in real life or on the silver screen. But why, exactly?

Add Yahoo as a preferred source to see more of our stories on Google. Getty Images Learning how to French kiss can be easier said than done. But a little practice makes perfect, and few subjects are ...

Kissing is crucial to our relationships. It is a world away from smooching as a way to deepen our connection to someone - if we get it right. So why is it underrated, what are we doing wrong and how ...

Kissing could be 21 million years old. NPR's Ayesha Rascoe speaks to Matilda Brindle an evolutionary biologist from Oxford University about the origins of smooching. You've got to get in the mood for ...