When your electrical system is working normally, the two upper chambers of the heart (atria) contract and pump blood into the two lower chambers (ventricles) in a well-coordinated way. This results in ...

Dress up in a Flutter Storm with this gorgeous, limited time outfit in Infinity Nikki. This particular outfit was a limited time outfit only available on game release until 12/18. Learn all there is ...

Justin Webster receives funding from NSF-DMS. With the car windows down on the first warm day of spring, the urge is unshakable. You extend your arm into the wind, tracing the city skyline in a ...