Some dogs are masters at following scents. Jasper? He is a master follower of kisses. In an Instagram video shared by @_itsjasper, this sweet mixed-breed dog sits across the table from his mom’s ...

Kissing is one of the few natural human gestures that carries significant symbolism and social expectations. For over 4,500 years, cultural norms across civilizations have shaped how affection can be ...

We used this definition to trawl published scientific papers, searching for observations of kissing in the group of monkeys ...