Astronomy, the science of the physical universe is limited only by human perception. We have been able to explore our surroundings based on what we perceive as the physical universe. The guide for this perception is electromagnetic radiation, and anything beyond the boundaries of electromagnetic radiation is an unknown to the human species.
Can our universe really be a simulation? – My views, the hype and a few other related topics
There are several blogs on the internet referencing Nick Bostrom’s famous YouTube video and Elon Musk’s comment of what discussion he bars from his hot-tub and they use that as the pre-cursor to explain why start thinking twice about reality and explore a real opportunity of your world being a simulation. Like most ordinary people…