Category: Physics & Philosophy
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🧠 When the Inner World Takes the Stage: Creativity, Dreams, and Hallucinations
In the first two parts of our triptych, we began with the external world. First, we saw that the brain is not a simple decoder of sensory signals, but a system that continuously makes predictions, compares them with what it receives from the senses, and corrects its own model of reality when a prediction error…
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🧠 What Are We Conscious Of? Mental Focus, Neural Gain, and the “Spotlight” Mechanism
In the first part of our triptych, we saw that the brain is not a passive decoder of the external world. It continuously maintains an internal model of reality, predicts what it should register, and corrects its own representation when a prediction error appears. But this opened a new question. If an enormous number of…
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🧠 The Brain Is Not a Decoder: How Predictive Processing Builds Our Picture of the World
When we talk about the senses, we intuitively imagine a fairly simple process. The world emits or reflects certain physical signals, receptors register them, the nervous system transmits them, and the brain then “decodes” them and assembles a picture of reality. In that model, the brain is a kind of extremely powerful processor that receives…
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🔢🌌🕰️ Dirac’s Numerology and the Living Cosmos: Large Numbers, the Hubble Tension, and Mannheim
Dear explorers, In our voyages so far across the Dirac Sea, we have constantly returned to moments of genius of our quiet captain, Paul Dirac. His equation, his sea, his monopoles – all have been lighthouses. But there is one idea of Dirac’s that was for decades dismissed as “eccentric numerology”, only to re-emerge today,…
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⚡🌊🔮 Tesla’s Longitudinal Waves: A Macroscopic Excitation of the Dirac Sea
Dear explorers, In our previous voyages we have come to know the Dirac Sea through its deepest secrets – from negative frequencies and mirror matter to the Higgs salt and the neutrino plankton. But now it is time for one of the most exciting voyages in the history of our Odyssey. Today we shall connect…
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🌌🧭🌊 Dirac’s Sky: Constraints, Higher Derivatives, and the Mirror Sea
Dear explorers, Our long voyage across the Dirac Sea has been a journey through the deepest secrets of quantum reality. We have plunged into negative frequencies, passed through the looking glass of dark matter, and witnessed how the gravitational wind smooths the waves. But now, after touching both the seafloor and the chasm beneath it,…
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🚢🌪️🧭 The Bermuda Triangle of the Dirac Sea: Hermiticity, PT Symmetry, and Gravity
Dear explorers, On our previous voyages we have already dared to sail into unknown waters. We have questioned the nature of time, peered behind the looking glass, and critiqued the block universe. Yet there is one region on the map of the Dirac Sea that many have avoided in a wide arc. It is a…