Anatomy

These corn-chip-smelling paw pads serve a helpful purpose.

Hint: You’re not actually hitting the bone.

It’s an instinct that prepares us for sleep. But you might want to think twice before doing it.

This is the cold, hard truth.

We don’t know for sure, but crying and laughing are both ways that your brain soothes you and reduces stress. Crying while laughing could also just be because your tear ducts are getting stimulated by your face muscles.

Read this one in a chipmunk voice.

If you sneeze when you look at the Sun, you probably have ACHOO syndrome (yes, this is the real name).

Our brain is making it hard on purpose, so it can focus on other activities.

Goosebumps would be a lot more useful if we still had fur.

Your mouth gets cold and then your brain goes “Ow!”

Get ready to scratch the itch of wanting to know why we itch.