Multidimensional Sciences

The comprehensive study of all dimensions simultaneously—3D, 4D, 5D, up to N-D—treating them not as separate frameworks but as aspects of a single multidimensional reality. This field asks: how do physical laws transform as you move through dimensions? What patterns repeat across dimensional levels? And why does the 7th dimension seem to have a sense of humor about everything? Multidimensional sciences attempt to develop a unified theory of everything, everywhere, all at once, which is either the most ambitious scientific project in history or the most elaborate way to avoid cleaning your apartment ever devised.

Multidimensional Sciences Example: "He got a PhD in multidimensional sciences and now claims to understand reality across all dimensions. When asked what happens after death, he says 'it depends which dimension you're asking about.' When asked what's for dinner, he says the same thing. His family has learned to just order pizza and let him contemplate the multidimensional nature of pepperoni."

by Abzugal Nammugal Enkigal February 15, 2026

Hyperdimensional Sciences

The study of dimensions beyond the ones we can access or imagine—the truly "hyper" realms where N is not just large but effectively infinite, and where the very concepts of space, time, and existence break down. Hyperdimensional sciences ask: what lies beyond the dimensional ladder? What exists when you run out of dimensions? And if there's an infinite regress of dimensions, does it ever bottom out, or is it dimensions all the way down? These questions are impossible to answer, which is why hyperdimensional sciences are popular among physicists who have tenure and nothing left to prove, and philosophers who have given up on questions that have answers.

Example: "He specialized in hyperdimensional sciences, studying realms so far beyond human comprehension that even the equations had equations. When asked what he actually did all day, he said 'I contemplate the nature of infinite dimensional space.' When asked if that was useful, he said 'usefulness is a 3D concept.' His mother still asks when he's getting a real job."

by Abzugal Nammugal Enkigal February 15, 2026

Space Sciences

The umbrella term for all disciplines that study what lies beyond Earth's atmosphere, from astronomy (looking at pretty lights) to astrophysics (doing math about the pretty lights) to cosmology (asking how all the lights got there in the first place). Space sciences have revealed that the universe is vast, ancient, and mostly empty, which is either humbling or terrifying depending on your tolerance for existential dread. The field has also discovered that we are made of stardust, which sounds poetic until you remember that stardust is also what's floating under your couch. Space sciences are the ultimate exercise in perspective: they make your problems seem tiny and your existence seem miraculous, often in the same sentence.

Example: "She studied space sciences and now can't look at the night sky without calculating distances, ages, and the sheer improbability of it all. When her friend complained about a bad date, she said, 'In 5 billion years, the sun will engulf the Earth. Your date really doesn't matter.' Her friend said that wasn't helpful. She said it was true, which was more important."

by Dumu The Void February 15, 2026

Spacetime Sciences

The study of the four-dimensional fabric of reality where space and time are woven together, meaning your past self is technically just far away in a direction you can't point. Spacetime sciences explain why time slows down near massive objects (gravity is rude), why you can't go back and fix your mistakes (causality has strict rules), and why GPS satellites have to account for relativity or you'd end up in a different county (Einstein saves road trips). The field has proven that time is relative, which is great news for people who are always late—they're just experiencing time differently, okay?

Example: "He explained spacetime sciences to his boss after being late for the third time. 'According to relativity,' he said, 'time passes slower for me because I'm closer to the Earth's gravitational center—I live in the basement. It's not my fault; it's physics.' His boss said the meeting started at 9, regardless of spacetime, and he needed to be there in this timeline."

by Dumu The Void February 15, 2026

4D Sciences

The systematic study of phenomena across the four dimensions of spacetime—length, width, height, and time. Unlike 3D sciences, which treat time as a separate parameter, 4D sciences integrate time as a full dimension, meaning objects are understood as four-dimensional "worldlines" extending from birth to death. A person isn't a 3D object that changes over time; they're a 4D object—a spacetime worm—with their infant self connected to their adult self connected to their future corpse. 4D sciences explain why you can never step in the same river twice (the river's 4D shape is different), why your past self feels like a stranger (they're just far away in the time dimension), and why you should be nice to your future self (they're literally the same 4D object).

*Example: "She applied 4D sciences to her relationship, viewing it as a single four-dimensional object rather than a series of 3D moments. The fights weren't separate events; they were just points on the relationship's worldline. The good times were other points. The whole thing was one continuous shape. It didn't make the fights hurt less, but it helped her see them as part of something larger."*

by AbzuInExile February 16, 2026

5D Sciences

The study of phenomena across five dimensions: spacetime plus probability. In 5D sciences, every event exists not just at a specific spacetime coordinate but across a spectrum of probability branches. The 5D sciences investigate how objects and events are distributed across these branches, how they interact between branches, and why you always seem to end up in the branch where you forgot your keys. 5D sciences explain déjà vu (brief overlap with a probability branch where you've already experienced this), intuition (access to information from branches where you already know), and regret (awareness of branches where you made better choices). It's the science of "what if" made rigorous.

Example: "He used 5D sciences to analyze his career path. In one probability branch, he took the job and thrived. In another, he declined and found something better. In a third, he was hit by a bus and never worked again. His actual branch was the one where he took the job and was moderately content. 5D sciences explained why he kept wondering about the other branches—they were real, just inaccessible."

by AbzuInExile February 16, 2026

6D Sciences

The study of phenomena across six dimensions: spacetime, probability, and initial conditions. In 6D sciences, the focus expands to include not just different choices (5D) but different starting points—different genetics, different parents, different birthplaces, different historical contexts. 6D sciences investigate how initial conditions branch into entire families of probability trees, creating infinite variations on life's starting points. This explains why some people seem born lucky (favorable initial conditions in this branch) and why comparing yourself to others is so complicated (they're running on different initial conditions entirely). 6D sciences are the ultimate antidote to blame and judgment—they reveal that your starting point was just one of infinite possibilities, none chosen, all real somewhere.

Example: "She applied 6D sciences to her resentment of her more successful sibling. In this branch, they had the same parents, same upbringing—similar initial conditions. But in 6D, initial conditions branch infinitely. Somewhere, she was the successful one and her sibling was struggling. The resentment didn't disappear, but it softened, knowing that the initial conditions weren't fixed—just fixed in this branch."

by AbzuInExile February 16, 2026