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Muon Mystery Solved: No New Physics After All? · The Quark Side - Quantum Physics Podcast

• 0:01
  Speaker 1: Welcome to the quark Side Quantum Physics podcast, an exploration
• 0:05
  Speaker 1: of the fundamental structure of reality, where quantum laws govern matter, energy,
• 0:11
  Speaker 1: and information. Here, uncertainty is a feature, not a flaw,
• 0:16
  Speaker 1: and understanding begins of the smallest scales.
• 0:27
  Speaker 2: Okay, so I want you to imagine you're a software
• 0:30
  Speaker 2: developer and you're staring directly at well, the universe's source code, right,
• 0:36
  Speaker 2: the ultimate programming Exactly, You're looking at the fundamental code
• 0:40
  Speaker 2: that governs absolutely everything from the phone in your pocket
• 0:43
  Speaker 2: to the stars in the sky. But there's this massive problem.
• 0:48
  Speaker 2: Oh there always is, right, because for sixty years, you
• 0:52
  Speaker 2: and basically every other top tier developer on Earth have
• 0:56
  Speaker 2: been obsessing over this one specific line of code because
• 1:00
  Speaker 2: it looks undeniably like a glaring typo.
• 1:03
  Speaker 3: It just keeps glitching.
• 1:04
  Speaker 2: Exactly every single time you run the program in a
• 1:07
  Speaker 2: real world test, it glitches. The output just does not
• 1:10
  Speaker 2: match the code. And that glitch was so persistent that
• 1:13
  Speaker 2: the entire physics community became absolutely convinced our foundational understanding
• 1:17
  Speaker 2: of the universe was broken.
• 1:19
  Speaker 3: Yeah, they really thought the core framework was just fundamentally flawed.
• 1:22
  Speaker 2: But imagine discovering more than half a century later that
• 1:25
  Speaker 2: the code was actually perfectly written all along, we were
• 1:28
  Speaker 2: just using the wrong math to read it.
• 1:29
  Speaker 3: It really is the ultimate plot twist in modern physics.
• 1:33
  Speaker 3: I mean, for decades, the scientific community is relied on
• 1:36
  Speaker 3: this theoretical framework known as the Standard Model, right, the
• 1:39
  Speaker 3: Standard Model, Yeah, you can think of it as our
• 1:41
  Speaker 3: master blueprint for reality. It's the theory that categorizes all
• 1:45
  Speaker 3: the known fundamental building blocks of matter, and it dictates
• 1:49
  Speaker 3: exactly how they are allowed to interact to one another. Okay,
• 1:52
  Speaker 3: and yet for sixty long years there was this one tiny,
• 1:57
  Speaker 3: incredibly stubborn mismatch match between what the Standard Model predicted
• 2:02
  Speaker 3: on paper and what particle accelerators were actually showing us
• 2:06
  Speaker 3: in the physical world.
• 2:07
  Speaker 2: And it wasn't just like a rounding error, right, No.
• 2:10
  Speaker 3: Not at all. It was this tantalizing neon flashing hint
• 2:14
  Speaker 3: of a completely unknown fifth force of nature just waiting
• 2:17
  Speaker 3: to be discovered.
• 2:17
  Speaker 2: And exploring that sixty year mystery is exactly our mission today.
• 2:21
  Speaker 2: We are tracking this monumental achievement by an international team
• 2:24
  Speaker 2: of scientists, a team who dedicated a full decade of
• 2:27
  Speaker 2: their lives to running the most precise calculation in human history.
• 2:31
  Speaker 3: Ten whole years. It's just incredible, it is.
• 2:33
  Speaker 2: So we're going to figure out what a tiny, elusive
• 2:36
  Speaker 2: particle called the muon revealed about the fabric of reality
• 2:40
  Speaker 2: and why it took immense supercomputers ten years to solve
• 2:43
  Speaker 2: the puzzle. Right, And then something I find profoundly interesting,
• 2:47
  Speaker 2: why proving ourselves completely brilliantly right actually felt like, well,
• 2:51
  Speaker 2: a bit of a disappointment to the people who did it.
• 2:53
  Speaker 3: That's the real twist. But to understand why the greatest
• 2:57
  Speaker 3: minds in physics thought the universe was broken, I have
• 3:00
  Speaker 3: to start with the prime suspect, the center of the anomaly,
• 3:04
  Speaker 3: the muon, exactly the muon itself. So we're looking at
• 3:07
  Speaker 3: a subatomic particle that is essentially the electron's much heavier,
• 3:13
  Speaker 3: much more unstable cousin.
• 3:14
  Speaker 2: Okay, so it's like an electron but bigger.
• 3:16
  Speaker 3: Pretty much, it carries the exact same electric charge as
• 3:19
  Speaker 3: the everyday electrons powering the device you're listening to right now.
• 3:23
  Speaker 3: But a muon is about two hundred times more massive. Wow,
• 3:26
  Speaker 3: two hundred times.
• 3:27
  Speaker 2: Yeah, it's heavy, and it only exists for a tiny
• 3:30
  Speaker 2: fraction of a second before decaying into other.
• 3:32
  Speaker 3: Particles, which raises an immediate question for me, Why is
• 3:36
  Speaker 3: the muon the star of this mystery?
• 3:39
  Speaker 2: You mean, well, if it's just a heavier, shorter lid electron,
• 3:42
  Speaker 2: why are physicists building giant underground facilities to study it?
• 3:46
  Speaker 2: Why not just look at the everyday electrons that are
• 3:48
  Speaker 2: already literally everywhere.
• 3:51
  Speaker 3: That's a great question. It all comes down to a
• 3:54
  Speaker 3: property known as the magnetic.
• 3:56
  Speaker 2: Moment magnetic moment.
• 3:57
  Speaker 3: Okay, right, So, like the electron, a muon acts like
• 4:01
  Speaker 3: a tiny microscopic bar magnet, and when you place a
• 4:05
  Speaker 3: magnet into a magnetic field, it's going to react naturally. Specifically,
• 4:09
  Speaker 3: a muon wobbles, and according to foundational quantum theory, there
• 4:13
  Speaker 3: is a very strict ratio that dictates exactly how the
• 4:16
  Speaker 3: muon wobbles relative to the strength of the surrounding magnetic field.
• 4:20
  Speaker 2: Okay, so there's a mathematical rule for the wobble exactly.
• 4:23
  Speaker 3: That ratio is known as G, and the standard model
• 4:26
  Speaker 3: predicts that G should be exactly the number two.
• 4:28
  Speaker 2: Just a clean, simple two, just a two. But the
• 4:31
  Speaker 2: universe is rarely that clean in practice, right, because the
• 4:34
  Speaker 2: vacuum of space isn't actually empty it's not just a void, no,
• 4:37
  Speaker 2: not at all. It's constantly boiling with hidden, invisible particles
• 4:41
  Speaker 2: that are popping into existence and vanishing almost instantly.
• 4:45
  Speaker 3: And those hidden particles are the key to the whole
• 4:49
  Speaker 3: glitch because even though they exist for less than the
• 4:51
  Speaker 3: blink of an eye, they exert these tiny electromagnetic and
• 4:56
  Speaker 3: weak forced tugs on the muon while it's wobbling right
• 5:00
  Speaker 3: wells wabbling in the magnetic field. So those invisible tugs
• 5:03
  Speaker 3: slightly alter the muon's magnetic strength. It shifts the wobble
• 5:07
  Speaker 3: away from that clean number two by just a tiny, tiny.
• 5:11
  Speaker 2: Fraction, and physicists refer to this shift as the anomalous
• 5:14
  Speaker 2: magnetic moment right or G minus.
• 5:16
  Speaker 3: Two exactly G minus two.
• 5:17
  Speaker 2: So, because the moon is two hundred times heavier than
• 5:20
  Speaker 2: a standard electron, is it like well, is it like
• 5:24
  Speaker 2: placing a heavy bowling ball on a trampoline instead of
• 5:26
  Speaker 2: a ping pong ball.
• 5:27
  Speaker 3: Oh, that's a good way to look at.
• 5:28
  Speaker 2: It, because the ping pong ball might not even register
• 5:30
  Speaker 2: a ripple in the fabric, but the heavy bowling ball
• 5:33
  Speaker 2: is going to be incredibly sensitive to any invisible things
• 5:37
  Speaker 2: bouncing around in the trampoline's material.
• 5:39
  Speaker 3: Yeah, the sensitivity actually scales significantly with that extra mass,
• 5:42
  Speaker 3: so that heavy bowling ball isn't just sinking deeper, it's
• 5:46
  Speaker 3: magnifying the effect of every single hidden fluctuation in that
• 5:50
  Speaker 3: quantum trampoline. Because the muon is so massive, it is
• 5:53
  Speaker 3: exceptionally sensitive to any unknown particles hiding in the quantum vacuum.
• 5:58
  Speaker 2: So that's why they were studying it so intensely, exactly.
• 6:01
  Speaker 3: Yeah, researchers scrutinized the muon's wobble with such intensity because
• 6:05
  Speaker 3: they were hoping those unexplained tugs were being caused by
• 6:08
  Speaker 3: a brand new, undiscovered particle or even a fifth force
• 6:12
  Speaker 3: of nature interacting with the muon.
• 6:14
  Speaker 2: And the experimental data totally backed up that hope, right.
• 6:17
  Speaker 2: I mean, we are talking about decades of massive, incredibly
• 6:21
  Speaker 2: expensive experiments.
• 6:22
  Speaker 3: Oh, absolutely, generations of work.
• 6:25
  Speaker 2: Scientists that SERN in Europe tracked this in the sixties
• 6:27
  Speaker 2: and seventies, then the Brookhaven National Laboratory in New York
• 6:31
  Speaker 2: took over in the early two thousands, right, and most
• 6:33
  Speaker 2: recently Fermolab in Illinois ran with it. They were measuring
• 6:36
  Speaker 2: the muon's wobble with just mind boggling precision, and every
• 6:39
  Speaker 2: single time, across generations of physicists, the experimental value stubbornly
• 6:44
  Speaker 2: disagreed with the prediction from the standard.
• 6:46
  Speaker 3: Model, and the persistence of that anomaly is what drove
• 6:50
  Speaker 3: the physics world wilde. The experimental data was so rigorously
• 6:55
  Speaker 3: conducted and continually verified that it actually won the breakthrough
• 6:59
  Speaker 3: prize in fundamental physics.
• 7:01
  Speaker 2: Wait, really, just the experiments won the prize.
• 7:04
  Speaker 3: Yeah, The scientific community accepted that the experimental data was
• 7:07
  Speaker 3: rock solid, The wabble was real, and it was undeniably
• 7:11
  Speaker 3: deviating from the mathematical prediction.
• 7:13
  Speaker 2: Which means, if the physical experiments were right, the math
• 7:17
  Speaker 2: had to be wrong plecisely. And to find out where
• 7:20
  Speaker 2: the math was failing, physicists had to wrestle with the
• 7:23
  Speaker 2: absolute most stubborn, difficult force in the entire universe.
• 7:27
  Speaker 3: Yeah. To grasp the sheer mathematical wall these scientists hit,
• 7:30
  Speaker 3: we need to quickly contextualize the four fundamental forces of nature.
• 7:33
  Speaker 2: Okay, let's hear them.
• 7:34
  Speaker 3: So, gravity keeps planets in orbit, electromagnetism gives us light
• 7:38
  Speaker 3: and chemical bonds, and the weak force governs radioactive decay.
• 7:42
  Speaker 2: Right, those are the first three and those three.
• 7:44
  Speaker 3: Are relatively well behaved mathematically. But the fourth force, the
• 7:47
  Speaker 3: strong force, is an entirely different beast. Oh so well.
• 7:50
  Speaker 3: For when it is about one hundred trillion trillion trillion
• 7:55
  Speaker 3: times stronger than.
• 7:56
  Speaker 2: Gravity, I wait, I can't even conceptualize a number with
• 7:59
  Speaker 2: that and the zeros one hundred trillion trillion trillion.
• 8:02
  Speaker 3: It's massive. It's the force that binds sub atomic quarks
• 8:06
  Speaker 3: together to form the protons and neutrons inside the nucleus
• 8:10
  Speaker 3: of an atom.
• 8:11
  Speaker 2: Okay, so it's the ultimate cosmic superglue.
• 8:13
  Speaker 3: Exactly, and its behavior is completely counterintuitive. Consider gravity or electromagnetism.
• 8:20
  Speaker 3: The further away two objects get, the weaker, the attraction
• 8:23
  Speaker 3: between them becomes.
• 8:24
  Speaker 2: Right, that makes logical sense to us.
• 8:26
  Speaker 3: The strong force does the exact opposite. It behaves incredibly
• 8:29
  Speaker 3: like a rubber band. When quarks are very close together,
• 8:33
  Speaker 3: the strong force is relatively relaxed. They can move around
• 8:36
  Speaker 3: somewhat freely.
• 8:36
  Speaker 2: Okay, But what happens when they separate.
• 8:38
  Speaker 3: The moment you try to pull two quarks apart, the
• 8:40
  Speaker 3: tension increases massively. The strong force robber band stretches and
• 8:44
  Speaker 3: fights back, getting harder and harder to pull the further
• 8:47
  Speaker 3: you stretch it.
• 8:47
  Speaker 2: But in the physical world, a rubber band eventually snaps
• 8:50
  Speaker 2: if you pull it far enough. What happens when you
• 8:53
  Speaker 2: apply enough energy to pull the strong force past its
• 8:56
  Speaker 2: breaking point?
• 8:57
  Speaker 3: Ah, This is where it gets weird. The energy required
• 9:00
  Speaker 3: to stretch that strong force rubber band is so immense
• 9:04
  Speaker 3: that before the connection can actually snap, the sheer kinetic
• 9:08
  Speaker 3: energy you are applying undergoes a profound transformation, a transformation
• 9:13
  Speaker 3: like what Well, thanks to Einstein's E equals mc squared,
• 9:17
  Speaker 3: we know that energy and mass are interchangeable, right, So
• 9:20
  Speaker 3: the sheer act of pulling the strong force apart literally
• 9:24
  Speaker 3: forces that energy to convert into mass. It creates brand
• 9:27
  Speaker 3: new particles out of thin air to absorb the tension. Wow,
• 9:31
  Speaker 3: and those newly spawned particles instantly interfere with the very
• 9:34
  Speaker 3: mathematical state you are trying to calculate.
• 9:36
  Speaker 2: Okay, here's where it's really interesting and honestly a bit absurd.
• 9:39
  Speaker 2: If pulling this microscopic rubber band apart literally spawns brand
• 9:43
  Speaker 2: new particles out of pure energy, how can anyone possibly
• 9:47
  Speaker 2: do math on a system that continuously changes its own
• 9:50
  Speaker 2: ingredients while you're looking.
• 9:51
  Speaker 3: At it that's the million dollar question.
• 9:52
  Speaker 2: I mean, isn't that like trying to mathematically calculate the
• 9:55
  Speaker 2: exact weight and chemical makeup of a cake, But every
• 9:58
  Speaker 2: time you put it on the scale, Thattter spontaneously spawns
• 10:01
  Speaker 2: an extra dozen eggs and another bag of flower.
• 10:04
  Speaker 3: That it's a perfect analogy. It's a logistical nightmare. And
• 10:08
  Speaker 3: standard mathematics, specifically a technique called perturbation theory, which physicists
• 10:13
  Speaker 3: usually use for these calculations, it simply cannot handle a
• 10:17
  Speaker 3: system that aggressively recursive.
• 10:19
  Speaker 2: It just can't keep up with the extra eggs and flour.
• 10:22
  Speaker 3: Exactly, when you try to calculate the interactions of those
• 10:25
  Speaker 3: constantly spawning particles using continuous equations, your math just blows up,
• 10:30
  Speaker 3: blows up. Yet the answers shoot off to infinity and
• 10:33
  Speaker 3: become completely useless.
• 10:35
  Speaker 2: Oh wow.
• 10:35
  Speaker 3: Because of that impossibility, theoretical physicists were stuck for decades.
• 10:40
  Speaker 3: They had to rely on estimating the strong forces contribution
• 10:43
  Speaker 3: to the Muon's wobble based on past experimental data from
• 10:47
  Speaker 3: other particle collisions, so.
• 10:48
  Speaker 2: They were basically guessing based on old data.
• 10:50
  Speaker 3: Basically, those estimations were the absolute best the scientific world
• 10:54
  Speaker 3: could do at the time, but they were ultimately what
• 10:57
  Speaker 3: led to the false hope of the fifth force.
• 10:59
  Speaker 2: Right, they were using a blurry stitch together map to
• 11:03
  Speaker 2: navigate a precise quantum maze, very bory. So to finally
• 11:07
  Speaker 2: solve this changing ingredient problem, an international team led by
• 11:11
  Speaker 2: Penn State physicist Zultomfhodor had to invent an entirely new
• 11:16
  Speaker 2: computational approach. And they didn't just spend a weekend on it.
• 11:19
  Speaker 3: Yeah, not at all.
• 11:20
  Speaker 2: It took them ten long.
• 11:22
  Speaker 3: Years ten years, and the methodology they pioneered completely changed
• 11:27
  Speaker 3: the game. Instead of relying on that blurry map of
• 11:30
  Speaker 3: past experimental estimates, photos team utilized a technique called lattice
• 11:34
  Speaker 3: quantum chromodynamics.
• 11:36
  Speaker 2: Lattice quantum chromodynamics that is quite the mouthful.
• 11:39
  Speaker 3: It is, but the concept is brilliant. To stop the
• 11:42
  Speaker 3: mathematical equations from blowing up to infinity, they abandoned the
• 11:45
  Speaker 3: idea of continuous space.
• 11:46
  Speaker 2: Okay, so what do they do instead?
• 11:48
  Speaker 3: Instead, they simulated the strong force by breaking space and
• 11:51
  Speaker 3: time down into a microscopic, discrete grid a lattice.
• 11:55
  Speaker 2: So what does this actually mean for the math, Because
• 11:58
  Speaker 2: it sounds like they took an impossibly complex, perfectly smooth
• 12:01
  Speaker 2: photograph of the universe and purposefully pixelated it.
• 12:05
  Speaker 3: Pixelated is exactly the right word for it.
• 12:08
  Speaker 2: So, instead of trying to calculate the physics across a
• 12:10
  Speaker 2: smooth continuous image where the details infinitely spiral out of control,
• 12:15
  Speaker 2: they zoomed in. They calculated the physics inside one tiny,
• 12:19
  Speaker 2: manageable pixel at a time, and then zoomed back out
• 12:22
  Speaker 2: to see the big picture.
• 12:23
  Speaker 3: Yes, the pixelation is the crucial mechanism that saves the
• 12:27
  Speaker 3: math because in a smooth continuous model of space, the
• 12:31
  Speaker 3: distance between two interacting particles can theoretically shwink all the
• 12:35
  Speaker 3: way down to zero, and when distances approach zero in
• 12:39
  Speaker 3: these quantum equations, the energies approach infinity, which is what
• 12:43
  Speaker 3: breaks the calculation.
• 12:44
  Speaker 2: Ah okay, that makes sense.
• 12:46
  Speaker 3: By creating a grid by pixelating space time, you establish
• 12:49
  Speaker 3: a hard mathematical limit. The particles can only exist on
• 12:52
  Speaker 3: the intersecting nodes of the grid. They can never get
• 12:55
  Speaker 3: closer to each other than the distance between two.
• 12:57
  Speaker 2: Pixels, so they can't ever reach zero.
• 13:00
  Speaker 3: Exactly. That simple structural rule prevents the equations from ever
• 13:04
  Speaker 3: reaching zero distance, which stops the map from exploding into infinity.
• 13:08
  Speaker 2: But mapping out the quantum interactions of the universe pixel
• 13:12
  Speaker 2: by pixel requires an unfathomable amount of computing power.
• 13:16
  Speaker 3: Which is why they needed immense supercomputers running calculations for
• 13:20
  Speaker 3: a full decade. The computational load is just staggering. You
• 13:24
  Speaker 3: have to calculate the interactions of the strong force across
• 13:27
  Speaker 3: all these tiny discrete cells.
• 13:29
  Speaker 2: While solving the equations of the standard model within those
• 13:32
  Speaker 2: strict boundaries.
• 13:33
  Speaker 3: Right, and even with a decade of supercomputed they couldn't
• 13:36
  Speaker 3: simulate the entire universe at maximum resolution. They had to be.
• 13:39
  Speaker 2: Strategic about it, right, Because the lattice grid works best
• 13:42
  Speaker 2: for very short distances where the strong force acts the
• 13:45
  Speaker 2: most chaotically.
• 13:46
  Speaker 3: Exactly, so they employed a brilliant hybrid approach. They use
• 13:50
  Speaker 3: their highly complex lattice calculations for the short and intermediate
• 13:54
  Speaker 3: distances those tiny chaotic pixels. Then they mathematically combined that
• 13:58
  Speaker 3: grid simulation with highly reliable existing experimental data for the
• 14:03
  Speaker 3: long distances, where the measurements were already well understood.
• 14:06
  Speaker 2: And where the math didn't suffer from the infinite energy problem.
• 14:10
  Speaker 3: Precisely, by combining those two methods and by using finer
• 14:14
  Speaker 3: vastly more detailed grids than any previous study had ever managed.
• 14:18
  Speaker 3: They radically reduced the room for error, so.
• 14:21
  Speaker 2: They shrank the pixels down smaller than anyone thought possible.
• 14:24
  Speaker 3: Yeah, they did.
• 14:25
  Speaker 2: This wasn't just a clever theoretical idea. This was ten
• 14:28
  Speaker 2: years of relentless dedication to programming, custom computer architecture and
• 14:33
  Speaker 2: advanced mathematics, a monumental effort, And when those supercomputers finally
• 14:37
  Speaker 2: spit out the answer after a decade of crunching the grid,
• 14:41
  Speaker 2: the result was a massive triumph for human knowledge. It was,
• 14:45
  Speaker 2: but surprisingly it was a genuinely bittersweet, almost heartbreaking moment
• 14:49
  Speaker 2: for the scientists involved.
• 14:50
  Speaker 3: Yeah. When the new highly precise lattice calculation was finally complete,
• 14:56
  Speaker 3: the team folded it into the grand mathematical prediction of
• 14:59
  Speaker 3: the standard model, and when they did, the long standing
• 15:03
  Speaker 3: sixty year mismatch with the physical experiments entirely vanished, just
• 15:07
  Speaker 3: disappeared completely. The discrepancy between the theory and the real
• 15:11
  Speaker 3: world wasn't a fluke in nature. It was simply a
• 15:13
  Speaker 3: fluke in the old estimated way of calculating the strong force.
• 15:17
  Speaker 2: So theory and experiment suddenly agreed within half a standard deviation. Yes,
• 15:22
  Speaker 2: the glaring typo in the universe's source code wasn't a
• 15:25
  Speaker 2: typo at all. The code was pristine. We just needed
• 15:28
  Speaker 2: a ten year supercomputer grid to read it correctly.
• 15:31
  Speaker 3: And the sheer precision of this achievement is difficult to overstate.
• 15:35
  Speaker 3: Four Door's team successfully combined the mathematical influences of the
• 15:38
  Speaker 3: electromagnetic force, the weak force, and the strong force into
• 15:42
  Speaker 3: a single unified prediction.
• 15:44
  Speaker 2: Which is wild, right. These are three forces that behave
• 15:47
  Speaker 2: so differently they usually require entirely separate theoretical tools to
• 15:51
  Speaker 2: understand exactly.
• 15:53
  Speaker 3: Yet this new calculation aligns with the physical experiments perfectly,
• 15:57
  Speaker 3: strengthening our confidence in the standard model to eleven decimal place.
• 16:01
  Speaker 2: Eleven decimal places.
• 16:03
  Speaker 3: It is accurate to parts for billion.
• 16:05
  Speaker 2: That's just incredible. But then you have the deeply human
• 16:08
  Speaker 2: element of this story.
• 16:09
  Speaker 3: Right, yeah, the emotional fallout exactly.
• 16:11
  Speaker 2: You have the reaction to the biggest mathematical triumph of
• 16:15
  Speaker 2: the decade photo or openly admitted quote. I feel somewhat.
• 16:19
  Speaker 3: Sad it sounds so contradictory.
• 16:22
  Speaker 2: It does. The physics community wanted a new fifth force
• 16:25
  Speaker 2: to upend our understanding of reality. They wanted to.
• 16:28
  Speaker 3: Break the universe, they really did.
• 16:30
  Speaker 2: Instead, they found out the old interactions explained the muons
• 16:33
  Speaker 2: wobble completely. Why is it considered a disappointment when a
• 16:37
  Speaker 2: sixty year hunt for a shiny new law of physics
• 16:40
  Speaker 2: ends up proving that the old laws were right all along.
• 16:43
  Speaker 3: Well, it speaks to the fundamental drive of a scientist.
• 16:46
  Speaker 3: Every physicist dreams of finding the crack in the foundation.
• 16:49
  Speaker 3: Anomalies are what lead to scientific revolutions like gins. Exactly
• 16:54
  Speaker 3: when Einstein overturned Newtonian physics, it was because Newton's math
• 16:58
  Speaker 3: couldn't quite explain the orbit of mercury. Finding a fifth
• 17:01
  Speaker 3: force in the Muon's wobble would have opened the door
• 17:05
  Speaker 3: to entirely new fields of physics.
• 17:07
  Speaker 2: It could have provided clues to massive unsolved mysteries like
• 17:10
  Speaker 2: dark matter or dark energy.
• 17:13
  Speaker 3: Right finding out that there is no fifth force hiding
• 17:16
  Speaker 3: in this specific anomaly feels like watching a door slowly close.
• 17:21
  Speaker 3: The unknown space where new physics could be hiding just
• 17:24
  Speaker 3: got much much smaller.
• 17:25
  Speaker 2: It's like spending your entire career searching for a hidden
• 17:28
  Speaker 2: room in your house. You're completely convinced that a draft
• 17:31
  Speaker 2: under the door means there's a secret passage.
• 17:33
  Speaker 3: Oh, I love that.
• 17:33
  Speaker 2: And then you finally rip up the floorboards, only to
• 17:36
  Speaker 2: realize the house is just perfectly flawlessly built and the
• 17:39
  Speaker 2: draft was just the ac unit working exactly as designed.
• 17:42
  Speaker 3: That's exactly how it felt. But while they didn't get
• 17:45
  Speaker 3: the thrill of breaking the universe and rewriting the textbooks,
• 17:48
  Speaker 3: we really have to look at the magnitude of what
• 17:50
  Speaker 3: they actually achieved.
• 17:51
  Speaker 2: It's still a massive win.
• 17:53
  Speaker 3: It is they provided the absolute best proof humanity has
• 17:56
  Speaker 3: ever generated of quantum field theory, that theory is the
• 18:00
  Speaker 3: underlying foundation on which our entire modern understanding of nature
• 18:04
  Speaker 3: is built. Right by proving it to eleven decimal places,
• 18:08
  Speaker 3: they demonstrated that humanity actually understands the fundamental mechanics of
• 18:12
  Speaker 3: the universe at an incredibly deep, almost unfathomable level. The
• 18:16
  Speaker 3: disappointment is valid, but the triumph is enduring.
• 18:20
  Speaker 2: So let's look at the incredible journey we've just mapped
• 18:22
  Speaker 2: out today. We started with the puzzling wabble of the
• 18:25
  Speaker 2: meuon the heavy bowling ball, bouncing on the quantum trampoline,
• 18:29
  Speaker 2: magnifying the hidden particles of the vacuum.
• 18:31
  Speaker 3: Great image.
• 18:32
  Speaker 2: And then we moved through the unbreakable, infinitely stretching rubber
• 18:35
  Speaker 2: band of the strong force, which completely defied continuous math
• 18:40
  Speaker 2: by spawning new particles out of pure energy, the extra
• 18:42
  Speaker 2: cake batter exactly. And finally we saw how a dedicated
• 18:46
  Speaker 2: team spent a decade building a supercomputer grid to pixelate
• 18:49
  Speaker 2: the universe, stopping the math from hitting infinity and proving
• 18:52
  Speaker 2: that our master blueprint of reality is spectacularly accurate.
• 18:56
  Speaker 3: And you know, the rigor of this process is deeply
• 18:59
  Speaker 3: relevant to how how you consume scientific information today. So well,
• 19:03
  Speaker 3: the next time you see a sensationalized headline claiming that
• 19:06
  Speaker 3: our understanding of physics is broken, or that a single
• 19:10
  Speaker 3: new observation has upended everything we know about the universe,
• 19:14
  Speaker 3: remember the story of the muon right.
• 19:16
  Speaker 2: Take it with a grain of salt, exactly.
• 19:18
  Speaker 3: Remember the sixty years of questioning, the ten years of
• 19:21
  Speaker 3: agonizing patients, and the massive computational power required to actually
• 19:27
  Speaker 3: verify the mathematics. Science isn't just about chasing anomalies to
• 19:32
  Speaker 3: break the rules. It is equally about the painstaking, grueling
• 19:35
  Speaker 3: work of proving how deeply and beautifully those rules hold
• 19:39
  Speaker 3: our reality together.
• 19:40
  Speaker 2: It is a profound testament to human persistence. But of course,
• 19:44
  Speaker 2: the universe never gives up all its secrets at once.
• 19:46
  Speaker 2: It definitely doesn't, because if the Standard Model is now
• 19:49
  Speaker 2: proven accurate to an astonishing eleven decimal places for the strong, weak,
• 19:53
  Speaker 2: and electromagnetic forces, while it still entirely leaves out the
• 19:57
  Speaker 2: fourth fundamental force.
• 19:58
  Speaker 3: Gravity, the great outlier, the Standard Model, for all its
• 20:01
  Speaker 3: precision and predictive power, simply does not account for gravity
• 20:04
  Speaker 3: at all. Our understanding of the quantum world and our
• 20:08
  Speaker 3: understanding of gravity remain entirely separate frameworks.
• 20:12
  Speaker 2: So if the code isn't broken here and the muon's
• 20:14
  Speaker 2: favorite hiding spot for new physics has been firmly closed
• 20:17
  Speaker 2: by Fodor's team, where exactly do we look for the
• 20:22
  Speaker 2: missing puzzle pieces of the universe?
• 20:24
  Speaker 3: That is the big question there.
• 20:25
  Speaker 2: Right, We might have spent ten years proving that the
• 20:27
  Speaker 2: code we can read is absolutely perfect, but there's clearly
• 20:30
  Speaker 2: a whole lot of the universe's source code we haven't
• 20:32
  Speaker 2: even found yet.