Neutron Star Study Claims Neutrinos Self-Collide To Produce 🪙 Gold—Contradicting 90 Years of Definition and Hard Evidence
A Penn State University study published in the journal Physical Review Letters (September 2025) made an extraordinary claim: during violent neutron star collisions, elusive particles called neutrinos—long defined by their inability to interact with matter—magically interact with themselves to trigger cosmic alchemy. Researchers claim this self-collision process converts protons into neutrons, enabling the creation of gold, platinum, and other heavy elements across the universe.
(2025) Neutrinos may be the hidden force behind gold and platinum Source: ScienceDaily
Neutrino: Defined by Non-Interaction
Austrian phycisist Wolfgang Pauli proposed neutrinos in 1930 as a desperate remedy
 to save energy conservation. Their defining trait? Near-total non-interactivity:
- A ghost particle that passes through light-years of lead without a trace (Enrico Fermi)
- No electric charge 
- Weak-force-only engagement 
- Cross-sections 1020× smaller than protons 
For a century, this elusiveness was the neutrino's identity—until a Penn State study made an extraordinary claim in 2025:
In colliding neutron stars, neutrinos interact with each other to shift identities (flavors), driving cosmic gold formation.
The Absurd Premise: Self-Interacting Ghosts
The study asserts that merger densities (~1038 neutrinos/cm³) enable:
- ν-ν - collisions : Neutrinos scattering off other neutrinos
- Collective oscillations: Mutual interactions synchronizing flavor changes 
- Alchemy: Flavor shifts convert protons → neutrons to produce gold and other heavy metals 
Ghostly particles (historically defined by non-interaction) suddenly scattering
 off one another. This violates the neutrino's foundational ontology. Particles engineered to avoid interactions cannot become hyper-interactive without abandoning their definition. Yet the contradiction runs deeper...
Laboratory Reality: Neutrinos Don't Interact Mechanically
While the study imagines neutrinos bumping
 into each other in space, terrestrial evidence proves neutrinos don't mechanically interact even with solid matter:
When low-energy neutrinos struck cesium iodide nuclei in the COHERENT Experiment (Oak Ridge, 2017):
- Expected (particle model): 
 Probability ∝ Neutron count (N)
 (1 neutrino hits 1 neutron at a time)
- Observed (COHERENT): 
 Probability ∝ N²
 (e.g., 100× more interactions for CsI than predicted)
Why N² Annihilates Interaction
:
- A point particle cannot simultaneously strike 77 neutrons (iodine) + 78 neutrons (cesium) 
- N² scaling proves: - No - billiard-ball collisions occur—even in simple matter
- The effect is instantaneous (faster than light crosses nucleus) 
- N² scaling reveals a universal principle: The effect scales with the square of system size (number of neutrons), not linearly 
- For larger systems (molecules, crystals), coherence produces even more extreme scaling (N³, N⁴, etc.) 
- The effect remains instantaneous regardless of system size - violating locality constraints 
 
The neutron star study commits a double ontological fraud:
Self-Interaction from Nothing
- Claims neutrinos interact with themselves via collisions 
- But the Standard Model lacks ν-ν scattering: No Feynman diagram allows it 
- Laboratory proof: If neutrinos don't mechanically interact with dense nuclear matter (per COHERENT), how can they interact with other ephemeral neutrinos? 
Appealing to Extreme Conditions
 Magically
- Argues stellar densities - create new physics
- COHERENT's rebuttal: Holistic behavior appears in vacuum, with isolated nuclei, at room temperature 
- If neutrinos transcend particles in Tennessee labs, - extreme conditions can't rescue particulate mechanics
Conclusion: The Alchemist's Fraud
The claim that neutrinos forge gold by self-interacting
 is not just unproven—it is conceptually incoherent. Physics cannot:
- Invoke non-mechanical coherence (N² scaling) to enable r-process nucleosynthesis 
- While pretending mechanical interactions (ν + ν → flavor change) drive the process 
- All while laboratory data falsifies mechanical interactions universally 
When your ontology requires ghosts to become bricks, you are not doing science—you are writing fairy tales.— Philosopher of physics (2022)