Capsaicin—the ingredient that gives spicy food its zip—triggers mucus production. Like so many things, mucus is primarily composed of water. When your body is dry or dehydrated, the mucus will ...

But maybe you didn't stop there. Maybe you ate those boogers too! And it turns out, that slimy snack could hurt more than just your social standing. Let's take a closer look at that booger.

The fossil was found at a cliff in Denmark. Fossilized vomit is called regurgitalite, and it's a type of trace fossil, which ...

Your nose is built with a fantastic gooey substance called mucus, and we produce close to a liter of it every day. I'm getting there now. Every breath you take is filled with dust, dirt ...

But maybe you didn't stop there. Maybe you ate those boogers too! And it turns out, that slimy snack could hurt more than just your social standing. Let's take a closer look at that booger.