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Sometimes Ane Believe Inwards String Theory. Therefore Ane Wake Up.

They utter close me.
Grumpy Rainbow Unicorn.
[Image Source.]

And I can’t blame them. Because cipher else is happening on this planet. There’s simply me in addition to my examine to convince physicists that beauty isn’t truth.

Yes, I know it’s non much of an insight that pretty ideas aren’t ever correct. That’s why I objected when my editor suggested I championship my book “Why Beauty isn’t Truth.” Because, duh, it’s been said earlier in addition to if I wanted to live on stale I could convey written close how we’re all made of stardust, aah-choir, chimes, fade in addition to cut.

Nature has no obligation to live on pretty, that much is sure. But the truth seems difficult to swallow. “Certainly she doesn’t hateful that,” they say. Or “She doesn’t know what she’s doing.” Then they explicate things to me. Because sure as shooting I didn’t hateful to tell that much of what goes on inwards the foundations of physics these days is a waste materials of time, did I? And fifty-fifty if, could I delight non create this publicly, because around people convey to earn a living from it.

They are “good friends,” you lot see? Good friends who desire me to believe what they believe. Because believing has bettered their lives.

And certainly I tin live on fixed! It’s simply that I haven’t yet seen the elegance of string theory in addition to supersymmetry. Don’t I know that elegance is a sign of all successful theories? It must live on that I haven’t understood how beauty has been such a groovy conduct for physicists inwards the past. Think of Einstein in addition to Dirac and, erm, in that place must convey been others, right? Or maybe it’s that I haven’t yet grasped that pretty, natural theories are hence much better. Except perchance for the cosmological constant, which isn’t pretty. And the Higgs-mass. And, oh yeah, the axion. Almost forgot close that, sorry.

But it’s non that I don’t intend unified symmetry is a beautiful idea. It’s a shame, really, that nosotros convey these 3 unlike symmetries inwards particle physics. It would live on hence much nicer if nosotros could merge them to 1 large symmetry. Too bad that the laid about theories of unification led to the prediction of proton decay in addition to were ruled out. But in that place are a lot other beautiful unification ideas left to travel on. Not all is lost!

And it’s non that I don’t intend supersymmetry is elegant. It combines 2 unlike types of particles in addition to how cool is that? It has candidates for night matter. It alleviates the occupation amongst the cosmological constant. And it aids justice coupling unification. Or at to the lowest degree it did until LHC information interfered amongst our plans to prettify the laws of nature. Dang.

And it’s non that I don’t meet why string theory is appealing. I in 1 lawsuit laid out to larn a string theorist. I create non small-scale fry you. I ate my means through textbooks in addition to it was all totally amazing, how much you lot leave of absence from the rather uncomplicated stance that particles shouldn’t live on points but strings. Look how much consistency dictates you lot to create the theory. And banker's complaint how neatly it fits amongst all that nosotros already know.

But hence I got distracted past times a disturbing question: Do nosotros genuinely convey bear witness that elegance is a practiced conduct to the laws of nature?

The brief response is no, nosotros convey no evidence. The long response is inwards my book and, yes, I volition lift the-damned-book until everyone is sick of it. The summary is: Beautiful ideas sometimes work, sometimes they don’t. It’s simply that many physicists prefer to holler back the beautiful ideas which did work.

And non solely is in that place no historical bear witness that beauty in addition to elegance are practiced guides to observe right theories, in that place isn’t fifty-fifty a theory for why that should live on so. There’s no argue to intend that our feel of beauty has whatever relevance for discovering novel key laws of nature.

Sure, if you lot enquire those who believe inwards string theory in addition to supersymmetry in addition to inwards grand unification, they volition tell that of course of didactics they know in that place is no argue to believe a beautiful theory is to a greater extent than probable to live on correct. They yet travel on them anyway. Because what amend could they create amongst their lives? Or amongst their grants, respectively. And if you lot travel on it, you lot amend believe inwards it.

I consent, non all math is every bit beautiful in addition to non all math is every bit elegant. I yet convey to observe anyone, for example, who thinks Loop Quantum Gravity is to a greater extent than beautiful than string theory. And isn’t it interesting that nosotros portion this feel of what is in addition to isn’t beautiful? Shouldn’t it hateful something that hence many theoretical physicists concord beautiful math is better? Shouldn’t it hateful something that hence many people believe inwards the being of an omniscient god?

But scientific discipline isn’t close belief, it’s close facts, hence hither are the facts: This trust inwards beauty as a guide, it’s non working. There’s no bear witness for grand unification. There’s no bear witness for supersymmetry, no bear witness for axions, no bear witness for moduli, for WIMPs, or for dozens of other particles that were invented to prettify theories which travel simply fine without them. After decades of search, there’s no bear witness for whatever of these.

It’s non working. I know it hurts. But immediately delight wake up.

Let me assure you lot I ordinarily hateful what I tell in addition to know what I do. Could I live on wrong? Of course. Maybe tomorrow we’ll discovery supersymmetry. Not all is lost.

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