The existence of other realms or dimensions beyond our observable universe is a topic that falls into the realm of speculation and is not currently supported by empirical evidence or scientific consensus. Let's explore the two aspects you mentioned separately:
Other worlds in the universe: In the context of other planets or celestial bodies, scientists have discovered and continue to explore numerous exoplanets, which are planets outside our solar system. While the search for habitable environments and signs of extraterrestrial life is ongoing, no definitive evidence of extraterrestrial life has been found. However, the vastness of the universe and the sheer number of planets make it plausible that life may exist elsewhere, although we have no concrete confirmation at this time.
Other dimensions or supernatural realms: In scientific terms, dimensions typically refer to spatial dimensions beyond the three we experience (length, width, and height). Theoretical physics, such as string theory, proposes the existence of additional dimensions, but these ideas remain theoretical and have not been experimentally confirmed. It's important to note that these theoretical dimensions are not synonymous with supernatural or demonic realms as portrayed in religious or mythological contexts. Supernatural realms typically involve concepts that go beyond the natural world and fall outside the purview of scientific investigation, as they are often considered matters of faith, spirituality, or mythology.
In summary, while the existence of other worlds in the universe is plausible and actively investigated, the existence of other dimensions or supernatural realms remains speculative and outside the scope of scientific consensus. Our understanding of the universe is continually evolving as scientific research progresses, so it's important to remain open to new evidence and interpretations.