Electric vehicles. Mobile phones. Hoverboards. Lithium-ion batteries are the power source for each of these devices and many more. Lithium-ion batteries are valued for their light-weight power, energy, and the ability to recharge instead of replace them. Because of this, they’re used in so many of the devices that we use every single day. But what goes on inside a lithium-ion battery to make it work the way it does? In this video explore the anatomy of a lithium-ion battery from the inside out. Why is it called a “lithium-ion” battery? What is it made of? How does it work?