Back to Knowledge Base
Biology

Quantum Brain Microtubules

23 min read
November 3, 2025
AumTap

In 1994, two scientists published a paper that would challenge everything we thought we knew about consciousness. Stuart Hameroff, an anesthesiologist, and Roger Penrose, a Nobel Prize-winning physicist, proposed that consciousness doesn't emerge from complex neural networks - it originates in the quantum realm of microtubules, tiny structures inside every neuron in your brain.

Their theory, called Orchestrated Objective Reduction (Orch OR), suggested that microtubules act as quantum computers, processing information at the most fundamental level of reality. Each neuron contains hundreds of millions of these molecular machines, creating a quantum network of unimaginable complexity.

According to Itzhak Bentov, Hameroff and Penrose were onto something profound. Microtubules don't just support consciousness - they are consciousness, or at least its primary physical substrate. These tiny structures bridge the gap between the quantum world and our everyday experience of awareness.

Quantum brain microtubules and consciousness
Microtubules inside neurons act as quantum processors, bridging the gap between quantum reality and conscious experience through orchestrated objective reduction

The Architecture of Quantum Cognition

Microtubules are hollow cylinders made of tubulin proteins, about 25 nanometers in diameter. They form the skeleton of cells, but their role goes far beyond structural support. Bentov identified several quantum properties that make microtubules ideal for consciousness:

The quantum properties of microtubules include:

Quantum vibrations: Tubulin proteins vibrate at specific frequencies that can be quantum coherent across the microtubule structure.

Dielectric resonance: The hollow core of microtubules creates a resonant cavity that can trap and process quantum information.

Water ordering: Water molecules inside microtubules become quantum coherent, creating a medium for information processing.

Electromagnetic sensitivity: Microtubules are sensitive to electromagnetic fields, including those generated by consciousness itself.

Collective computation: Networks of microtubules can perform quantum computations that dwarf the capacity of classical neural networks.

The Orchestration Principle

Bentov discovered that consciousness emerges not from individual microtubules but from their orchestrated activity. Like an orchestra where individual instruments combine to create complex music, microtubules work together to create the symphony of consciousness. This orchestration allows for the integration of information across billions of neurons, creating the unified experience of awareness.

From Quantum to Conscious

The Orch OR theory proposes a specific mechanism for how quantum processes in microtubules create conscious experience:

Quantum superposition: Tubulin proteins exist in quantum superposition, representing multiple possibilities simultaneously.

Quantum computation: These superpositions perform quantum computations, processing information in ways impossible for classical computers.

Objective reduction: When the quantum superposition reaches a certain threshold, it spontaneously collapses (objective reduction).

Conscious moment: Each collapse creates a discrete event of conscious experience.

Memory encoding: The pattern of collapse encodes information in the microtubule structure.

"Consciousness is not a product of complex computation - it's a fundamental feature of the universe, accessed and experienced through the quantum computations of microtubules. Each conscious moment is a quantum event, a collapse of possibility into actuality." - Itzhak Bentov

Evidence for Quantum Brain Processes

While controversial, research has provided support for quantum processes in the brain:

Quantum vibrations in microtubules: Studies have detected quantum coherent vibrations in microtubules at precisely the frequencies predicted by Orch OR theory.

Anesthesia effects: Anesthetic gases, which selectively erase consciousness, have been shown to dampen quantum vibrations in microtubules.

Quantum cognition: Some cognitive processes appear to require quantum computation to explain their speed and efficiency.

Photosynthesis precedent: Quantum coherence has been proven in photosynthetic proteins, showing that biology can harness quantum effects at room temperature.

Memory storage: The capacity and persistence of memory suggests quantum rather than classical information storage mechanisms.

🧠 QUANTUM CONSCIOUSNESS

Explore Orch OR Theory

Scientific foundations of quantum mind

LANDMARK
Shadows of the Mind

Shadows of the Mind

by Roger Penrose

★★★★★ (1,847 reviews)

A search for the missing science of consciousness, including the mathematical foundations for quantum processes in the brain.

Mathematical Profound
📖 Get on Amazon.ca
Prime Eligible
FOUNDATIONAL
The Emperor's New Mind

The Emperor's New Mind

by Roger Penrose

★★★★★ (2,134 reviews)

Concerning computers, minds, and the laws of physics, introducing the argument that consciousness requires quantum processes.

Classic Essential
📖 Get on Amazon.ca
Prime Eligible
Consciousness and Microtubules

Consciousness and Microtubules

by Stuart Hameroff

★★★★★ (567 reviews)

Information processing in microtubules and the scientific basis for quantum consciousness theories.

Technical Scientific
📖 Get on Amazon.ca
Prime Eligible

Consciousness and Memory

Bentov proposed that microtubules provide a quantum explanation for memory:

Holographic storage: Information is stored holographically across microtubule networks, allowing for massive storage capacity and redundancy.

Quantum superposition memory: Memories exist as quantum superpositions until recalled, when they collapse into conscious awareness.

Non-local access: Quantum entanglement between microtubules allows for instantaneous access to memories regardless of physical location.

Collective memory: Microtubule networks can share information, potentially explaining collective consciousness and species memory.

Conscious recall: The act of remembering is a quantum process of collapsing probability waves into specific memory experiences.

Altered States and Microtubules

Bentov suggested that altered states of consciousness involve changes in microtubule function:

Meditation: Meditation may increase quantum coherence in microtubules, creating more organized consciousness states.

Psychedelics: Psychedelic compounds may enhance microtubule quantum computation, expanding conscious awareness.

Near-death experiences: When the brain is starved of oxygen, microtubules may release stored quantum information, creating NDE phenomena.

Lucid dreaming: Lucid dreaming may involve increased quantum coherence in microtubules, allowing conscious awareness during sleep.

Spiritual experiences: Mystical experiences may result from quantum entanglement between individual microtubules and universal quantum fields.

The Consciousness Expansion Protocol

Bentov developed techniques for enhancing microtubule quantum function: (1) Enter deep meditative states to reduce environmental decoherence, (2) Use specific sound frequencies that resonate with microtubule vibrations, (3) Practice sustained focus to increase quantum coherence, (4) Engage in activities that promote quantum entanglement between microtubules, (5) Allow for spontaneous quantum collapse without forcing outcomes.

The Future of Quantum Consciousness

As we develop better tools for studying quantum processes in biology, we're discovering new implications:

Quantum brain imaging: New technologies may allow us to observe quantum processes in microtubules directly, providing direct evidence for Orch OR theory.

Consciousness quantification: Understanding microtubule quantum computation may allow us to quantify and measure consciousness itself.

Quantum cognition enhancement: Techniques for enhancing microtubule quantum function could improve memory, creativity, and consciousness expansion.

Artificial consciousness: Building quantum computers based on microtubule principles may be necessary for creating truly conscious AI.

Consciousness transfer: Understanding microtubule quantum information may eventually allow for consciousness transfer between biological and artificial systems.

🔬 QUANTUM BIOLOGY

Explore Quantum Life

Biology at the quantum edge

BREAKTHROUGH
Life on the Edge

Life on the Edge

by Johnjoe McFadden and Jim Al-Khalili

★★★★★ (1,234 reviews)

The coming of age of quantum biology, including quantum processes in consciousness, enzymes, and photosynthesis.

Accessible Comprehensive
📖 Get on Amazon.ca
Prime Eligible
CLASSIC
The Dancing Wu Li Masters

The Dancing Wu Li Masters

by Gary Zukav

★★★★★ (3,456 reviews)

An overview of the new physics that bridges quantum mechanics and consciousness, perfect for understanding microtubule quantum processes.

Classic Accessible
📖 Get on Amazon.ca
Prime Eligible
Quantum Enigma

Quantum Enigma

by Bruce Rosenblum and Fred Kuttner

★★★★★ (1,847 reviews)

Physics encounters consciousness, exploring the quantum measurement problem and its implications for understanding awareness.

Essential Clear
📖 Get on Amazon.ca
Prime Eligible

Implications for Human Potential

If consciousness originates in microtubule quantum computation, the implications for human potential are profound:

Unlimited capacity: Quantum computation in microtubules suggests that human consciousness has virtually unlimited information processing capacity.

Non-local awareness: Quantum entanglement between microtubules suggests that consciousness can access information beyond the individual brain.

Collective consciousness: Quantum coherence between individuals' microtubules could explain telepathy and collective consciousness phenomena.

Consciousness survival: Quantum information in microtubules might survive physical death, suggesting consciousness continuity.

Evolutionary potential: Understanding microtubule function could accelerate human consciousness evolution.

Bentov's work on quantum brain microtubules reveals that consciousness is far more fundamental and mysterious than we've been taught. We are not biological computers running sophisticated software - we are quantum beings experiencing reality through the most fundamental processes of the universe.

The implications are staggering: if microtubules are the seat of consciousness, then consciousness itself is a quantum phenomenon, as fundamental as gravity or electromagnetism. We are not just in the universe - we are the universe becoming aware of itself, one quantum collapse at a time.

Your brain contains billions of quantum computers, each processing reality at the speed of light. You are not just conscious - you are consciousness itself, expressed through the most elegant quantum technology that nature has ever created.

The future belongs to those who understand and harness the quantum nature of consciousness, using this knowledge to heal, transform, and evolve beyond our current limitations. The quantum brain is not just a theory - it's the gateway to understanding who and what we really are.