Hyper space is the region beyond ordinary four-dimensional space-time that can be used for space travel in science fiction. There are different synonyms used for this concept depending on their context. In physics, it is referred to as a wormhole or Einstein-Rosen bridge. In pop culture, it is called a warp drive or hyperspace jump. Other synonyms for hyper space include subspace, the Void, interdimensional space, or alternate reality. These terms are commonly used in science fiction literature, movies and video games as references to different types of FTL (faster-than-light) travel or teleportation technologies. Regardless of their different names, the concept of hyper space remains a fascinating and mysterious subject in scientific and fictional worlds alike.