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Archive for the ‘neuroscience’ category: Page 31

Sep 23, 2024

[Part 1] Inside the Loop: Decoding the Mystery of Self-Awareness in Cognitive Systems

Posted by in category: neuroscience

“The only journey is the one within”

Rainer Maria Rilke

Feedback loops within a system can generate seemingly contradictory or paradoxical relationships. A cognitive system might have an internal model of its mental processes, which influences its decision-making and behavior. This internal model then becomes part of the system’s overall state, creating a recursive loop where the system’s representation of itself affects its own behavior.

Sep 22, 2024

Bridging the Gap: How Quantum Physics Supports Metaphysical Science and Why the Scientific Community Should Embrace This Integration

Posted by in categories: neuroscience, particle physics, quantum physics, science

In the ever-evolving landscape of scientific discovery, certain paradigms periodically challenge the established norms, compelling us to reconsider the boundaries of what we deem as ‘science.’ One such paradigm is the intersection of quantum physics and metaphysical science. Despite skepticism, there is a growing body of evidence suggesting that these two fields are not only compatible but also complementary. This blog delves into how quantum physics supports metaphysical science and argues for its integration into mainstream scientific discourse, underpinned by historical precedents.

“The day science begins to study non-physical phenomena; it will make more progress in one decade than in all the previous centuries of its existence.” — Nikola Tesla

Quantum physics, the study of particles at the smallest scales of energy levels, has fundamentally altered our understanding of reality. The principles of quantum mechanics, such as superposition, entanglement, and wave-particle duality, have revealed a universe far more intricate and interconnected than classical physics ever suggested. These concepts resonate profoundly with metaphysical science, which explores the nature of reality, consciousness, and existence beyond the physical.

Sep 22, 2024

Quantum collapse holds the key to consciousness

Posted by in categories: neuroscience, quantum physics

Consciousness is famously unobservable. Therefore, to test for consciousness, we must study its absence rather than its presence. Stuart Hameroff here argues that by studying anesthesia we are able to understand what goes away in the brain when the light of consciousness is switched off. Hameroff finds the answer in quantum processes in the brain – recent studies suggest he is onto something.

This article is presented in association with Closer To Truth, a partner for HowTheLightGetsIn Festival 2024. The festival will feature the debate ‘The Consciousness Test’, featuring Sabine Hossenfelder, Yoshua Bengio, Nick Lane and Hilary Lawson.

Sep 22, 2024

Research cracks the Autism Code, making the Neurodivergent Brain Visible

Posted by in categories: biotech/medical, genetics, mathematics, neuroscience

Model grounded in biology reveals the tissue structures linked to the disorder. A researcher’s mathematical modeling approach for brain imaging analysis reveals links between genes, brain structure and autism.

A multi-university research team co-led by University of Virginia engineering professor Gustavo K. Rohde has developed a system that can spot genetic markers of autism in brain images with 89 to 95% accuracy.

Their findings suggest doctors may one day see, classify and treat autism and related neurological conditions with this method, without having to rely on, or wait for, behavioral cues. And that means this truly personalized medicine could result in earlier interventions.

Sep 21, 2024

New brain organoid model replicates human cortical domains

Posted by in categories: biotech/medical, neuroscience

The group of Jürgen Knoblich at the Institute of Molecular Biotechnology (IMBA) of the Austrian Academy of Sciences, has developed a new method that allows scientists to cultivate brain organoids with distinct cortical areas and front-to-back patterning.

Together with collaborators at the Human Technopole and the University of Milan-Bicocca, they report a method that gives scientists a deeper look into human-specific brain development and disorders. The study was published in Nature Methods on September 18.

Brain organoids are extensively used to study development. Derived from , the 3D models allow scientists to study unique properties of the human brain. Researchers use cortical organoids to answer fundamental questions such as how the human brain can grow to its large size or how the human brain’s long-range connections form.

Sep 21, 2024

Is the brain a quantum computer?

Posted by in categories: computing, neuroscience, quantum physics

A summary of an argumentative paper by Litt, Eliasmith, Kroon, Weinstein and Thagard.

Sep 21, 2024

H+ Magazine: Randal Koene on Whole Brain Emulation

Posted by in categories: cyborgs, genetics, mapping, neuroscience

Randal Koene discusses Whole Brain Emulation on the H+ Magazine podcast. He touches on the subjects of connectomics, neural mapping, optogenetics, and neural prosthesis.

Sep 21, 2024

Sex-biased neural encoding of threat discrimination in nucleus accumbens afferents drives suppression of reward behavior

Posted by in categories: neuroscience, sex

Muir et al. explore threat discrimination in male and female mice and find that, despite similar behavioral acquisition, there are surprising sex differences in the neural encoding that drives suppression of reward seeking under threat.

Sep 21, 2024

Single-nucleus transcriptomic profiling of human orbitofrontal cortex reveals convergent effects of aging and psychiatric disease

Posted by in categories: biotech/medical, life extension, neuroscience

Single-cell profiling in the human cortex reveals aging-associated transcriptomic changes across all brain cell types, which overlap with effects with Alzheimer’s disease and show a convergent signature with psychopathology across multiple cell types.

Sep 21, 2024

‘Brain-breaking’ glass bricks are 3D printed, reusable, and strong

Posted by in categories: materials, neuroscience

Using a 3D printer that works with molten glass, researchers forged LEGO-like glass bricks with a strength comparable to concrete. The bricks could have a role in circular construction in which materials are used over and over again.

“Glass as a structural material kind of breaks people’s brains a little bit,” says Michael Stern, a former MIT graduate student and researcher in both MIT’s Media Lab and Lincoln Laboratory. “We’re showing this is an opportunity to push the limits of what’s been done in architecture.”

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