Add Yahoo as a preferred source to see more of our stories on Google. A grid showing the faces of multiple cats. Cats can use hundreds of facial expressions to communicate, a new study reveals. Over ...

Do cats have facial expressions? New research shows that cats actually do express many emotions on their face, similar to humans and dogs. Our understanding of cats, their behavior, and their ways of ...

Making a friend smile has never been so easy, or creepy. New software can copy your expression and paste it onto another person's face - on a computer screen at least. This results in a creepy effect ...

When a baby smiles at you, it’s almost impossible not to smile back. This spontaneous reaction to a facial expression is part of the back-and-forth that allows us to understand each other’s emotions ...

Dogs have lived alongside humans for at least 40,000 years, but proximity doesn’t automatically lead to understanding. According to a new study from the Max Planck Institute for Evolutionary ...

Do you find it difficult to choose the perfect smiley-face emoji when trying to convey happy emotions in a text message? Although many emojis look very similar, it seems there are countless slightly ...

In the past decade, scientists have made the facial transplants a reality. Now, surgeons can give someone an entirely new, functioning face grafted from a deceased donor. But after these initial ...