Infinity! a wondering topic to discuss. How can we define an endless, limitless subject. Infinity is a complicated as well as a simple topic. An interesting topic with various topics and logic. Infinity refers to something that is uncountable, unmeasurable, and a thing that is beyond our thinking. We can say that space is infinite. We don't know how big is the universe is. Today we will discuss this weird but interesting topic. So let us get started. Infinity mainly represents the idea of the boundless, limitless thing, that we can't count. But we can just wonder. For example, we can talk about the numbers. The number lines can be infinite. We all know that we can count as far as we want. For the number line, we can discuss its two types which are countable infinity and absolute infinity. 1. Countable Infinity The set of numbers is endless. But we can assign them to each one and still count them. Actually, we can easily count them. If it extends to infinity still we can count...