Ternary logic is a type of logic system that extends beyond the traditional binary logic, which uses only two values: true and false. In ternary logic, there are three possible values: true, false, and an additional state often referred to as "unknown" or "indeterminate." This third value allows for more nuanced reasoning and can represent situations where information is incomplete or uncertain. Ternary logic can be useful in various fields, including computer science and digital circuit design. It can simplify certain computations and improve efficiency in systems that require more than just binary decisions. Researchers and engineers explore ternary computing to develop new technologies that leverage these three-valued systems.