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Archive for the ‘neuroscience’ category: Page 72

Aug 14, 2024

Critical Flaw in Ivanti Virtual Traffic Manager Could Allow Rogue Admin Access

Posted by in categories: neuroscience, security

Ivanti releases critical security updates for vTM and Neurons for ITSM to fix vulnerabilities allowing unauthorized access. Update immediately.

Aug 13, 2024

Tracking the Distance to Criticality in Systems with Unknown Noise

Posted by in category: neuroscience

A new method of detecting criticality from time-series data outperforms conventional metrics in the presence of variable noise levels for both simulated systems and real neural recordings.

Aug 13, 2024

Brain implants to restore sight, like Neuralink’s Blindsight, face a fundamental problem − more pixels don’t ensure better vision

Posted by in categories: computing, cyborgs, neuroscience, transhumanism

Engineers have tried for decades to develop bionic eyes to reverse blindness. But the brain is far more complex than a computer.

Aug 13, 2024

Neuron-specific partial reprogramming could combat cognitive decline

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

Preclinical study investigates neuron-targeted partial cellular reprogramming in the hippocampus to mitigate age-related cognitive impairments.

Aug 13, 2024

Quantum Entanglement in Neurons May Actually Explain Consciousness

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

A silent symphony is playing inside your brain right now as neurological pathways synchronize in an electromagnetic chorus that’s thought to give rise to consciousness.

Yet how various circuits throughout the brain align their firing is an enduring mystery, one some theorists suggest might have a solution that involves quantum entanglement.

The proposal is a bold one, not least because quantum effects tend to blur into irrelevance on scales larger than atoms and molecules. Several recent findings are forcing researchers to put their doubts on hold and reconsider whether quantum chemistry might be at work inside our minds after all.

Aug 13, 2024

Discrete and Continuous Processes in Computers and Brains

Posted by in categories: computing, neuroscience, physics

Theories of computation and theories of the brain have close historical interrelations, the best-known examples being Turing’s introspective use of the brain’s operation as a model for his idealized computing machine (Turing 1936), McCulloch’s and Pitts’ use of ideal switching elements to model the brain (McCulloch and Pitts 1943), and von Neumann’s comparison of the logic and physics of both brains and computers (von Neumann 1958).

Aug 12, 2024

Breakthrough molecule reverses Alzheimer’s symptoms

Posted by in categories: biotech/medical, health, neuroscience

In a new study, a molecule identified and synthesized by UCLA Health researchers was shown to restore cognitive functions in mice with symptoms of Alzheimer’s disease by effectively jumpstarting the brain’s memory circuitry.

If proven to have similar effects in humans, the candidate compound would be novel among Alzheimer’s disease treatments in its ability to revitalize memory and cognition, study authors said.

There is really nothing like this on the market or experimentally that has been shown to do this.

Aug 12, 2024

LLMs and the Curious Notion of Panprotopsychism

Posted by in category: neuroscience

Could the astonishing language abilities of LLMs hint at a deeper, more fundamental consciousness woven into the fabric of reality itself?

Aug 12, 2024

Coupled neural activity controls working memory in humans

Posted by in category: neuroscience

Temporarily holding on to information depends on coordinated brain waves.

Aug 12, 2024

Researchers identify body’s ‘quality control’ regulator for protein folding, could lead to targeted treatments

Posted by in categories: biotech/medical, neuroscience

Anyone who’s tried to neatly gather a fitted sheet can tell you: folding is hard. Get it wrong with your laundry and the result can be a crumpled, wrinkled mess of fabric, but when folding fails among the approximately 7,000 proteins with an origami-like complexity that regulate essential cellular functions, the result can lead to one of a multitude of serious diseases ranging from emphysema and cystic fibrosis to Alzheimer’s disease.

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