Articles tagged with Consciousness
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
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Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
Researchers propose a roadmap for using transcranial focused ultrasound to study consciousness, enabling precise manipulation of brain activity and determining cause-and-effect patterns. This technology may help address the hard problem of consciousness by probing neural circuits that generate sensations, thoughts, and feelings.
According to Miller, brain waves sculpt the flow of information in the cortex, enabling volitional control of thought. The cortex organizes itself through analog computation, leading to consciousness as a unified awareness of thought and experience.
Researchers discovered that brains and economies follow similar rules in crisis, using physics principles to predict collapse and recovery. The study found that networks closer to first-order transition show faster collapse and slower recovery after a crisis.
Researchers warn that advances in AI and neurotechnology are outpacing our understanding of consciousness, with potential serious ethical consequences. A better understanding of consciousness could have major implications for AI, prenatal policy, animal welfare, medicine, mental health, law, and emerging neurotechnologies.
Researchers Prof Axel Cleeremans, Prof Anil Seth, and Prof Liad Mudrik warn that advances in AI and neurotechnology are outpacing our understanding of consciousness. They emphasize the need for theory-driven research and innovative methods to advance consciousness science.
A new study has compiled records of brain activity during sleep and dream reports, revealing that dreams occur not only during REM sleep but also during deeper and calmer NREM stages. In these cases, brain activity resembles wakefulness more than deep sleep.
Psychedelic substances profoundly alter our perception of time, inducing temporal distortions that offer unprecedented insights into consciousness. By suppressing the default mode network and modulating multiple brain regions, psychedelics provide unique windows into brain function and mental health treatment.
Research synthesizes current evidence on psychedelic therapy's potential to fundamentally alter treatment paradigms for depression, anxiety, and PTSD. Chronic stress contributes significantly to psychiatric illness worldwide, leaving traditional treatments with residual symptoms or side effects.
Researchers discovered that adults can better access their early memories after embodying a childlike version of their own face. Participants who viewed their childlike faces recalled significantly more episodic childhood memories than those who saw their adult faces.
Hyperthymesics possess extraordinary control over memories of life events, organizing them within a mental space for vivid recall. This ability allows for intense mental travel through time, with some individuals recalling details from different points of view.
A neural pattern predicting self-focused thinking has been identified in people with a tendency to internalize. Fluctuating brain activity during rest is associated with maladaptive self-interest, which can lead to depression and anxiety. Researchers hope their findings will help predict the onset of mental health conditions.
Researchers aim to understand the relationship between nightmares and anxiety-related mental health disorders like PTSD. They will use novel imaging techniques to map brain activity during sleep stages.
A study by Bayes Business School found that people are more concerned about violating the norm of waiting for others to be served than they are about others doing so. The research suggests that restaurants and dinner hosts could improve dining experiences by serving guests at the same time, reducing social awkwardness.
A new framework for assessing traumatic brain injuries (TBI) will provide more accurate diagnoses and treatments, leading to better patient outcomes. The framework incorporates clinical symptoms, biomarkers, imaging scans, and modifiers to determine the severity of injury and predict recovery.
A recent MIT study identified a potential signature of unconsciousness that can be measured to improve anesthesiology care. Researchers found that different anesthetics affect brain wave phase in the same way, leading to misaligned local communications and functions.
Researchers developed MuSICCA, a music therapy tool that uses musical stimulation to assess levels of consciousness in children with brain injuries. The study found high agreement among participants that the tool is suitable for use with children, providing guidance for caregivers and supporting clinical teams.
The Psychedelics journal has expanded its focus to include all psychoactive drugs, challenging traditional classifications and embracing a broader understanding of consciousness-altering substances. This move aims to reveal novel therapeutic applications and deepen human knowledge of the mind.
Research revealed functional connection between early visual areas and frontal brain regions, suggesting consciousness linked to sensory processing and perception. The findings may shed light on disorders of consciousness and identify
A study by Emory University researchers has found that spiritual health practitioners' personal experiences with psychedelics drive their careers in the emerging field of psychedelic-assisted therapy. The study introduced a novel training approach, emphasizing self-literacy and reflective learning to balance personal experience with cl...
Mind blanking is a common experience characterized by lapses in attention, memory issues, and cessation of inner speech. Studies have shown that it's associated with specific neural signatures and changes in arousal levels, leading to malfunctions in key cognitive mechanisms like memory and language.
A large-scale study published in JNeurosci reveals distinct brain activity patterns during lucid dreaming compared to rapid eye movement sleep and wakefulness. The findings suggest shifts in brain region activation and communication that may be linked to changes in perception, memory processing, self-awareness, and cognitive control.
A clinical trial found that using EEG to monitor consciousness safely reduced anesthetic use in children, resulting in quicker recovery, reduced delirium, and lower healthcare costs. The study also showed a significant reduction in pediatric anesthesia emergence delirium.
A new study reveals that people tend to assign more blame to artificial intelligences perceived as having human-like minds. The researchers found that participants blamed the AI more than other parties involved in real-world moral transgressions, such as companies or governments.
A majority of respondents ascribed emotions to most non-human primates, mammals, birds, cephalopods, and fish. The survey also explored the risks of anthropomorphism and anthropodenial in animal behavioral research.
Kuhn's 'landscape of consciousness' explores diverse theories of consciousness, including materialism, non-reductive physicalism, and quantum theories. The taxonomy is designed to examine their impact on ultimate questions like meaning, purpose, and value.
Researchers found that conscious thought requires synchronized communication—mediated by brain rhythms in specific frequency bands—between basic sensory and higher-order cognitive regions of the brain. Under anesthesia, communication was lost, highlighting the key role of frontal areas in consciousness.
Researchers at MIT and MGH developed statistical models based on rigorous physiological data from over 100 surgeries, providing accurate measures of nociception. The new models aim to help anesthesiologists optimize drug doses and minimize post-operative pain and side effects.
A recent study published in the New England Journal of Medicine found that brain scans can detect consciousness in some unresponsive patients with severe brain injury. The study, co-led by Mass General Brigham, discovered that 25% of participants with severe brain injury who appeared unresponsive responded to instructions covertly.
The EMERGE project aims to demonstrate a new framework for coordinating artificial systems and humans. Shared awareness enables simpler AI systems to work together effectively, reducing energy costs and increasing efficiency.
A collaboration of scientists, ethicists, and researchers aims to create a consensus definition for diverse intelligent systems, including AI, LLMs, and biological intelligences. The proposed approach will provide a common language for recognizing, predicting, manipulating, and building cognitive systems.
Researchers propose a new approach to studying conscious cognitive information processing, focusing on eureka moments and learning curves. By analyzing performance over time, scientists can identify the timing of conscious processes and observe brain activity using imaging or electrophysiological methods.
Wanja Wiese's research focuses on ruling out deception by conscious AI systems and understanding the prerequisites for consciousness in artificial systems. He draws on Karl Friston's free energy principle, suggesting that computers can simulate consciousness but may require additional conditions to replicate conscious experience.
University of Cambridge students who undertook an 8-week mindfulness course reported increased frequencies of disembodiment and unity up to a year after the program. The randomized controlled trial found long-term effects of mindfulness on altered states of consciousness.
Researchers at the University of Cambridge found that mindfulness training doubled the likelihood of participants experiencing unity and disembodiment. The more hours of formal practice, the higher the risk of these altered states of consciousness.
Researchers discovered that propofol, a commonly used anesthesia drug, induces unconsciousness by causing the brain to become increasingly unstable. This instability leads to chaotic brain activity, resulting in loss of consciousness. The study's findings could help develop better tools for monitoring patients during general anesthesia.
A new multimodal approach has been developed to predict recovery in patients with disorders of consciousness, combining PET scans, multivariate EEG analysis, functional MRI, and cognitive evoked potentials. The approach shows improved prognostic performance and accuracy compared to standard measurements.
A new study shows that psilocybin initiates a pattern of hyperconnectivity in the brain linked to the ego-modifying effects and feelings of oceanic boundlessness. The findings provide insights into how the brain works on psychedelic drugs and their potential use to treat psychiatric disorders.
The study suggests that memory plays a pivotal role in shaping consciousness, contrasting the idea that computer-based Information Theory provides a sufficient framework for understanding neural memory. The researchers propose a novel perspective that memory underpins consciousness, introducing the concept of a "brain cloud" to illustr...
Researchers mapped a subcortical brain network that integrates arousal and awareness in human consciousness. The study used high-resolution scans to visualize brain connections at submillimeter spatial resolution, revealing a
A study suggests that a strong therapeutic alliance is key to successful psychedelic-assisted therapy in reducing depression. Participants who had stronger relationships with their therapists experienced lower depression scores one year later.
A new study published in PNAS found that AI-generated messages made recipients feel more 'heard' than messages generated by untrained humans, and that AI was better at detecting emotions. However, recipients reported feeling less heard when they learned a message came from AI.
Academics from the University of Birmingham suggest a new approach to identifying consciousness in babies, building on adult markers. They propose clustering markers across early and late development stages to pinpoint emergence.
A new study from Drexel University's Creativity Research Lab reveals that the creative flow state involves two key factors: extensive experience and release of control. High-experience musicians experienced flow more often and intensely than low-experience musicians, suggesting expertise enables flow.
A narrative review article in NeuroRehabilitation addresses the medicolegal challenges of litigating cases involving patients with disorders of consciousness. Clinicians and neurolitigators must be aware of the nuances, including terminology, assessment, prognosis, treatment, and patient rights.
Researchers found that less than two minutes of electrical stimulation targeting a precise area of the brain could increase participants' hypnotizability for about one hour. Highly hypnotizable individuals have stronger functional connectivity between the left dorsolateral prefrontal cortex and dorsal anterior cingulate cortex.,
Scientists have identified key stages in the 'wave of death' - a high-amplitude wave that marks the transition to complete brain silence after oxygen deprivation. The study found that this critical event induces neuronal death throughout the cortex and can be reversible with timely resuscitation.
Researchers found that babies as young as four months old display enhanced somatosensory brain activity when a touch is preceded by an object moving towards them. This suggests that even in the first few months of life, babies can sense their surroundings and understand how their bodies interact with space.
A recent study on psychic channeling experiences found little correspondence among channelers' answers to scientific questions, yet common themes emerged in the qualitative analysis. The results raise important questions about the complex phenomenon of channeling and its potential usefulness for future research.
A new study on visual masking reveals the brain's role in perception and points to a region necessary for conscious awareness. The research shows that unconscious sensation can turn into conscious perception in the brain, with implications for understanding visual awareness.
ASMR clips have been found to induce short-term positive effects on mood and physiology in approximately 25-30% of viewers. EEG studies also show a decrease in delta waves associated with deep sleep, while fMRI studies reveal specific brain areas involved in the ASMR experience.
Research suggests that consciousness requires synchronized communication across cortical regions; propofol general anesthesia cancels sensory processing by cutting it off. Neural activity in higher-level processing and cognitive regions fails to propagate during anesthesia.
Researchers at MIT and MGH have developed a closed-loop system that monitors brain state to tailor propofol dose and achieve exactly the desired level of unconsciousness. This technology enables more than 18 hours of fine-grained consciousness control, reducing postoperative cognitive side effects in vulnerable groups.
A nationwide study by Radboud University Medical Center found that approximately 32 patients in the Netherlands are in a minimally conscious state after severe brain injury. These patients were on average 45 years old and showed signs of consciousness, such as following simple commands or showing emotions.
A study published in Trends in Cognitive Science found that infants are capable of conscious experiences from birth, which can shape their sense of self and understanding of the environment. This breakthrough has important implications for clinical, ethical, and legal aspects of infant care and development.
A new editorial addresses clinician burnout by proposing a unifying systems medicine model that incorporates biological, psychological, environmental, and consciousness factors. The authors suggest that Transcendental Meditation can enhance resilience and prevent burnout-related mind-body conditions.
The Open Encyclopedia of Cognitive Science (OECS) is a dynamic web reference that will equip readers with essential tools to grapple with the profound implications of cognition and intelligence in today's society. With generous funding from James S. McDonnell Foundation and the Allen Institute for AI, the first set of articles will be ...
A study published in Resuscitation found that some patients who suffered cardiac arrest reported lucid memories of experiencing death, while brain activity showed signs of electrical recovery and higher mental function. This new work sheds light on the phenomenon of near-death experiences and may guide the design of new treatments.
Researchers have identified patterns of brain injury that underlie hidden consciousness, a phenomenon where brain-injured patients appear unconscious despite having some level of awareness. The study found that all patients with hidden consciousness had intact brain structures related to arousal and command comprehension.
HBP researchers used glucose uptake to locate alpha waves' generation, finding subcortical areas drive cortical activity associated with consciousness. The study reveals an inverted u-shape relation between alpha power and brain function in patients with disorders of consciousness.
Researchers at Lund University discovered that psychedelic substances LSD and ketamine cause simultaneous synchronisation of neurons in several brain regions. This phenomenon is linked to the psychedelic experience and may hold clues for understanding psychoses and consciousness.