🥱 Ever let out a GIGANTIC yawn and suddenly find a tear in your eye? You're not sad, so what's happening? Join Dr. Owl, Emma, and Ziggy as they solve the mystery of the teary yawn! Discover what a "face-quake" is, why yawns are so contagious, and the surprising way a yawn might be just like a computer fan for your brain. For more amazing science materials and at-home experiments, ask your grown-up to help you sign up for our email list at orbitalowl.com!