The Quest for True Parallelism: A Random Thought That Took Over My Brain

Author: Satyajit Beura 

Date: 18th February 2025

The other day, I was sitting in my room, deep into my revision for the Class 10 boards. You know, the usual.. books open, highlighters everywhere, and a cup of kadak herbal chai that had already gone cold. This time, I was tackling Physics, specifically the chapter Magnetic Effects of Electric Current. Everything was going smoothly (or so I thought) until I stumbled upon the concept of Uniform Magnetic Field Lines.

Now, at first, it seemed harmless. Magnetic field lines, parallel, evenly spaced, blah blah blah. But then—BOOM—a wild thought appeared. Wait a minute... aren’t magnetic field lines supposed to be loops? Then how on Earth (or rather, in the universe) are they parallel? I mean, loops and straight parallel lines are two very different things! And just like that, my peaceful study session turned into a full-blown existential crisis.

I paused. Looked at the textbook. Looked back at my chai. Looked at the textbook again.

Then, curiosity took over.

Upon further research (which involved frantic Googling and flipping through reference books), I realized something fascinating. Uniform magnetic field lines aren’t truly parallel in the absolute sense; they are almost parallel in a localized region. It’s just that, for practical reasons, we consider them parallel for ease of understanding. It’s kind of like calling a football field flat, it’s technically curved, but the curvature is so small that for everyday use, we just treat it as flat.

But this realization wasn’t enough for my overthinking brain. If magnetic field lines were only approximately parallel, what about truly, perfectly parallel things? Do they even exist in nature? If so, what are they? If not, why is that? And is there anything that comes close?

And thus, my quest for the truth about perfect parallelism began.

I looked at everything around me. The edges of my notebook? Not perfectly parallel. The tiles on my floor? Nope. The railway tracks? Close, but not quite. Even light beams, which travel in straight lines, can bend due to gravitational fields! It seemed like nature had a serious issue with keeping things perfectly parallel.

At this point, I felt like some kind of detective uncovering the universe’s sneaky little secrets. But also, let’s be honest, this was starting to mess with my head. Was anything truly parallel? Turns out, the answer is no. Not in the real world, at least.

Even in artificial constructs, tiny imperfections exist. Microscopic irregularities, thermal expansion, quantum effects, something always gets in the way. The only place where truly parallel lines exist? Pure mathematics. The kind of world where things are perfect because we define them that way.

But here’s the cool part : nature doesn’t need absolute perfection to work beautifully. It thrives in its almosts and close-enoughs. And maybe, that’s a lesson in itself. We chase perfection, but maybe the real magic lies in the imperfections.

So, what started as a simple physics revision session turned into an existential realization. And honestly? I love that about science. One moment, you're memorizing formulas; the next, you're questioning the fabric of reality.

And now, dear readers, I leave you with this question, what’s something in your life that seems perfect but might just be almost perfect? Let me know your thoughts!