String theory

String theory is a theory of physics that attempts to explain the nature of reality at its most fundamental level. In string theory, the fundamental building blocks of the universe are not particles, but tiny vibrating strings. According to the theory, these strings vibrate in different ways, creating different types of particles and forces. To help understand this concept, think of a guitar string. When you pluck a guitar string, it will vibrate in a certain pattern which creates sound waves. Similarly, in string theory, the strings vibrate in different patterns which create the particles and forces that make up the universe. Fun fact: String theory is considered to be a “theory of everything” because it attempts to explain all of the fundamental forces and particles of the universe.