We're all familiar with the runny or stuffy noses that can come with cold and flu season. While mucus can help trap and neutralize bacteria, new research has suggested that bacteria can also use mucus ...

Mucus is more than just a sticky substance: It contains a wealth of powerful molecules called mucins that help to tame microbes and prevent infection. In a new study, MIT researchers have identified ...

Our noses perform important functions every day of our lives, but we often only notice when disease changes how they work. Our sense of smell works when chemical molecules are sniffed into the nose ...