The subject of interdimensional traveling encompasses a wide range of important elements. What’s the difference between inter-dimensional, inter-universal, and .... The prefix inter means something belongs to or transits between more than one area. For example, international means involving multiple nations (international flights, international soccer championships). Furthermore, interstate roads are roads that pass through multiple states. Interdimensional then is a term for things or beings that transit through different dimensions, one which have origins involving ...
Would an inter-dimensional being need to eat? Their larger universe has its own space and time dimensions, relative to which they are finite and mortal, and they need to eat so-called interdimensional food. This interdimensional food might be as simple as eight-dimensional chicken sandwiches. How could I make a portal to parallel universes as scientifically ....
Another key aspect involves, the problem I have with most fantasy disguised as sci-fi which assumes interdimensional doors, time travel, FTL, etc. is (among other issues) you need to justify why in the world such doors would be pinned to the Earth. Time travel from stationary position? - Worldbuilding Stack Exchange.

Might add a neat plot twist if he has to relocate to retreat from the advance of urbanisation before the rock is removed for a new interdimensional bypass. In-Between Worlds: Building a Portal Interchange the Right Way. From another angle, these Interchanges are nebulous, interdimensional points in an effectively limitless network.
Rather than allowing an infinite number of dimensional tunnels to form a hazardous web between the dimensions, gateways lead from a Place to one of these Interchanges. How would Superspeed be Explained? That it works by having interdimensional lightning flow through one's body, letting him break the laws of space and time. Trying to come at it from a less vague point of view, though, if we (all impossibilities aside) start with the assumption (for the sake of argument) that a character has the power of superspeed as defined above, what's a ...

infrastructure - How can an inter-dimensional rift between worlds .... The book of Genesis tells of how God created the earth in six days, as well as the first humans. He created Adam and Eve in his image as pure and uncorrupted beings. However, Lucifer seduced and sl...
Reason why dimensional travelling would be restricted. Similarly, alternate dimensions/timelines are an important part of one of my settings, a modern fantasy. Magic is well known, and it is possible for objects to be enchanted by a powerful magic user to connec... How would I pull off FTL travel in a universe where inter-universal ....

As it stands, someone with the know-how and a screwdriver could probably modify a hyperdrive to achieve interdimensional travel, given that it already allows ships to jump into a pocket dimension. All they would have to do is configure it to jump to other universes instead of/alongside pocket universes.

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To conclude, we've explored various aspects related to interdimensional traveling. This article offers useful knowledge that can enable you to better understand the matter at hand.
