The concept of a multiverse suggests the existence of multiple universes, potentially with different physical laws and properties. However, it's important to clarify that the multiverse, as currently proposed in various theoretical models, is not located within our universe. Rather, it is a speculative idea that suggests the existence of other universes beyond our own.
The multiverse concept arises from theories in physics and cosmology that attempt to explain certain observations or address fundamental questions about the nature of the universe. These theories propose that our universe may be just one of many universes that exist.
For example, in the inflationary multiverse model, the universe we observe is considered one bubble in a vast ensemble of bubbles, each representing a separate universe. In the brane multiverse scenario from string theory, our universe would be a three-dimensional brane floating in a higher-dimensional space along with other branes.
While the multiverse remains a topic of scientific exploration and theoretical speculation, it is important to note that direct empirical evidence for the existence of other universes or the multiverse as a whole is currently lacking. The exploration of the multiverse concept involves theoretical models, mathematical frameworks, and scientific reasoning, but it has not been confirmed through direct observation or experimentation.
Our understanding of the universe and the potential existence of a multiverse continues to evolve as scientific research progresses.