When I say "Infinity", what do you think of? If you were asking this question, you might get responses like, "a really big number," or, "the third Avengers movie," or even, "the make of my car." The term "Infinity" is used in many different instances. But what is infinity? Where is it used? Why is it important? In mathematics, infinity is something that is used on a daily basis to explain, prove, and understand many different phenomena. Whether it be Calculus, Number Theory, Algebra, you name it, the concept of infinity can help us wrap our mind around so many mathematical ideas that we couldn't have possibly hoped to understand before. This begs the question, is infinity a concept that has always been around? Or is it new? Watch the video podcast below to gain a basic understanding about what "Infinity" is and where it came from.