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Brain cell communication seen in action. Scientists have captured the millisecond fast process of brain cell communication using advanced imaging. Teams in Berlin and the US used rapid freezing techniques on mouse and human neurons to observe neurotransmitter release and vesicle recycling, revealing key steps and proteins involved. This...

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15,665 görüntüleme • 7 ay önce •via X (Twitter)

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🚨 SCIENTISTS ARE USING AI TO MAP A HIDDEN “CLEANING SYSTEM” INSIDE THE HUMAN BRAIN AND IT COULD CHANGE HOW WE UNDERSTAND SLEEP, AGING, AND NEURODEGENERATIVE DISEASE. It’s called the glymphatic system a vast network of fluid channels that flushes toxic waste from the brain while you sleep. For years it was almost impossible to observe in detail. Now AI-powered imaging is revealing it like a living galaxy of microscopic rivers and pathways inside neural tissue. Why this matters: Your brain produces toxic proteins constantly. The glymphatic system is one of its primary waste-clearance mechanisms clearing the very proteins linked to Alzheimer’s, Parkinson’s, and other neurodegenerative diseases. But here’s the unsettling part: This cleaning system becomes dramatically less efficient with age, poor sleep, stress, and brain injury. Sleep may not just “rest” your mind it may literally wash your brain. The deeper implication is staggering: The brain isn’t just a computer. It’s a dynamic, living network that constantly rebuilds and cleanses itself in real time. The more we map it, the more it looks like an entire universe of connected energy flows inside our skulls. What if some neurological diseases begin when the brain can no longer properly “wash” itself at night? Follow for more frontier neuroscience and future technology.
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🚨 SCIENTISTS ARE USING AI TO MAP A HIDDEN “CLEANING SYSTEM” INSIDE THE HUMAN BRAIN AND IT COULD CHANGE HOW WE UNDERSTAND SLEEP, AGING, AND NEURODEGENERATIVE DISEASE. It’s called the glymphatic system a vast network of fluid channels that flushes toxic waste from the brain while you sleep. For years it was almost impossible to observe in detail. Now AI-powered imaging is revealing it like a living galaxy of microscopic rivers and pathways inside neural tissue. Why this matters: Your brain produces toxic proteins constantly. The glymphatic system is one of its primary waste-clearance mechanisms clearing the very proteins linked to Alzheimer’s, Parkinson’s, and other neurodegenerative diseases. But here’s the unsettling part: This cleaning system becomes dramatically less efficient with age, poor sleep, stress, and brain injury. Sleep may not just “rest” your mind it may literally wash your brain. The deeper implication is staggering: The brain isn’t just a computer. It’s a dynamic, living network that constantly rebuilds and cleanses itself in real time. The more we map it, the more it looks like an entire universe of connected energy flows inside our skulls. What if some neurological diseases begin when the brain can no longer properly “wash” itself at night? Follow for more frontier neuroscience and future technology.

TheNewPhysics

15,641 görüntüleme • 2 ay önce

E11 Bio is excited to unveil PRISM technology for mapping brain wiring with simple light microscopes. Today, brain mapping in humans and other mammals is bottlenecked by accurate neuron tracing. PRISM uses molecular ID codes and AI to help neurons trace themselves. We discovered a new cell barcoding approach exceeding comparable methods by more than 750x. This is the heart of PRISM. We integrated this capability with microscopy and AI image analysis to automatically trace neurons at high resolution and annotate them with molecular features. This is a key advance towards economically viable brain mapping - 95% of costs stem from neuron tracing. It is also an important step towards democratizing neuron tracing for everyday neuroscience. Solving these problems is critical for curing brain disorders, building safer and human-like AI, and even simulating brain function. In our first pilot study, we acquired a unique dataset in mouse hippocampus. Barcodes improved the accuracy of tracing genetically labelled neurons by 8x – with a clear path to 100x or more. They also permit tracing across spatial gaps – essential for mitigating tissue section loss in whole-brain scaling. Using molecular annotation, we uncover an intriguing feature of synaptic organization, demonstrating how PRISM can be used for systematic discovery 🧵
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E11 Bio is excited to unveil PRISM technology for mapping brain wiring with simple light microscopes. Today, brain mapping in humans and other mammals is bottlenecked by accurate neuron tracing. PRISM uses molecular ID codes and AI to help neurons trace themselves. We discovered a new cell barcoding approach exceeding comparable methods by more than 750x. This is the heart of PRISM. We integrated this capability with microscopy and AI image analysis to automatically trace neurons at high resolution and annotate them with molecular features. This is a key advance towards economically viable brain mapping - 95% of costs stem from neuron tracing. It is also an important step towards democratizing neuron tracing for everyday neuroscience. Solving these problems is critical for curing brain disorders, building safer and human-like AI, and even simulating brain function. In our first pilot study, we acquired a unique dataset in mouse hippocampus. Barcodes improved the accuracy of tracing genetically labelled neurons by 8x – with a clear path to 100x or more. They also permit tracing across spatial gaps – essential for mitigating tissue section loss in whole-brain scaling. Using molecular annotation, we uncover an intriguing feature of synaptic organization, demonstrating how PRISM can be used for systematic discovery 🧵

Andrew Payne

112,354 görüntüleme • 10 ay önce

🚨🇨🇳 Chinese scientists identify previously unknown cause of Alzheimer's disease A substance formed when particles break down — called 6PPD-quinone — may trigger inflammation and oxidative stress, both hallmarks of dementia, the new study suggests 🔸 The chemical is created when microscopic tire rubber reacts with ozone in the air, washing into water, soil, and even our bodies — it has been found in human blood 🔸 The compound can cross the blood-brain barrier — a filter that normally keeps harmful substances out of the brain 🔸 Scientists used databases to map over 100 potential ways this substance could interact with human biology 🔸They found 92 overlaps — including 23 key genes acting as communication hubs. These genes are most active in brain regions critical for memory and movement, such as the cortex and basal ganglia, which are especially vulnerable to Alzheimer's If experimental validation follows, this discovery could significantly improve the effectiveness of Alzheimer's future therapies.
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🚨🇨🇳 Chinese scientists identify previously unknown cause of Alzheimer's disease A substance formed when particles break down — called 6PPD-quinone — may trigger inflammation and oxidative stress, both hallmarks of dementia, the new study suggests 🔸 The chemical is created when microscopic tire rubber reacts with ozone in the air, washing into water, soil, and even our bodies — it has been found in human blood 🔸 The compound can cross the blood-brain barrier — a filter that normally keeps harmful substances out of the brain 🔸 Scientists used databases to map over 100 potential ways this substance could interact with human biology 🔸They found 92 overlaps — including 23 key genes acting as communication hubs. These genes are most active in brain regions critical for memory and movement, such as the cortex and basal ganglia, which are especially vulnerable to Alzheimer's If experimental validation follows, this discovery could significantly improve the effectiveness of Alzheimer's future therapies.

Sputnik

19,863 görüntüleme • 27 gün önce

You’re looking at neurons growing and connecting in real time 🧠. A 65-hour recording of hippocampal activity in a rat brain. The hippocampus plays a crucial role in memory and learning. In this footage, neurons extend their dendrites and axons, building and reshaping connections across days. Capturing this process live offers a rare view into how neural circuits form and reorganize. Why this matters ⬇️ 1️⃣It’s a continuous, multi-day recording of living hippocampal neurons under the microscope 2️⃣You can clearly see dendritic branching and network formation 3️⃣It reveals the dynamic processes that drive brain development and plasticity Observing growth at this resolution helps researchers understand how neurons connect—and how disruptions in these processes might contribute to neurological or psychiatric conditions. Credit to Louis Romet and Dr. Christophe Leterrier for the video
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You’re looking at neurons growing and connecting in real time 🧠. A 65-hour recording of hippocampal activity in a rat brain. The hippocampus plays a crucial role in memory and learning. In this footage, neurons extend their dendrites and axons, building and reshaping connections across days. Capturing this process live offers a rare view into how neural circuits form and reorganize. Why this matters ⬇️ 1️⃣It’s a continuous, multi-day recording of living hippocampal neurons under the microscope 2️⃣You can clearly see dendritic branching and network formation 3️⃣It reveals the dynamic processes that drive brain development and plasticity Observing growth at this resolution helps researchers understand how neurons connect—and how disruptions in these processes might contribute to neurological or psychiatric conditions. Credit to Louis Romet and Dr. Christophe Leterrier for the video

William A. Wallace, Ph.D.

67,564 görüntüleme • 8 ay önce

Your every thought, memory, and movement begins here: an electric spark turned chemical message, as one neuron whispers to the next. What you’re seeing This animation captures neurotransmission, the process that allows nerve cells to communicate across microscopic gaps called synapses. When an electrical impulse reaches the end of Cell A (the presynaptic neuron), it triggers the release of neurotransmitters—tiny signaling molecules that cross the synaptic cleft and bind to receptors on Cell B (the postsynaptic neuron). 🟡 Opens ion channels that generate a new electrical signal in the next neuron 🟡 Coordinates how the brain encodes movement, emotion, and thought 🟡 Operates on millisecond precision using hundreds of molecular components 💡 The bigger picture Neurotransmission is the foundation of consciousness, a seamless conversation of electricity and chemistry happening trillions of times each second. Every sensation, decision, and memory depends on this invisible dialogue between your brain’s 86 billion neurons.
0:13

Your every thought, memory, and movement begins here: an electric spark turned chemical message, as one neuron whispers to the next. What you’re seeing This animation captures neurotransmission, the process that allows nerve cells to communicate across microscopic gaps called synapses. When an electrical impulse reaches the end of Cell A (the presynaptic neuron), it triggers the release of neurotransmitters—tiny signaling molecules that cross the synaptic cleft and bind to receptors on Cell B (the postsynaptic neuron). 🟡 Opens ion channels that generate a new electrical signal in the next neuron 🟡 Coordinates how the brain encodes movement, emotion, and thought 🟡 Operates on millisecond precision using hundreds of molecular components 💡 The bigger picture Neurotransmission is the foundation of consciousness, a seamless conversation of electricity and chemistry happening trillions of times each second. Every sensation, decision, and memory depends on this invisible dialogue between your brain’s 86 billion neurons.

William A. Wallace, Ph.D.

125,496 görüntüleme • 9 ay önce

BREAKING: For the first time in 100+ years, Alzheimer's may not be permanent Scientists just reversed advanced Alzheimer's in mice by restoring brain energy balance, eliminating both plaques AND cognitive decline The drug worked in two different animal models, suggesting "this could translate to humans". Game-changing!!
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BREAKING: For the first time in 100+ years, Alzheimer's may not be permanent Scientists just reversed advanced Alzheimer's in mice by restoring brain energy balance, eliminating both plaques AND cognitive decline The drug worked in two different animal models, suggesting "this could translate to humans". Game-changing!!

Harshi Peiris, Ph.D.

76,410 görüntüleme • 4 ay önce

BREAKING: For the first time in 100+ years, Alzheimer's may not be permanent Scientists just reversed advanced Alzheimer's in mice by restoring brain energy balance, eliminating both plaques AND cognitive decline The drug worked in two different animal models, suggesting "this could translate to humans". Game-changing 🧠
0:20

BREAKING: For the first time in 100+ years, Alzheimer's may not be permanent Scientists just reversed advanced Alzheimer's in mice by restoring brain energy balance, eliminating both plaques AND cognitive decline The drug worked in two different animal models, suggesting "this could translate to humans". Game-changing 🧠

Harshi Peiris, Ph.D.

242,943 görüntüleme • 6 ay önce

The Israel Defense Force (IDF) has announced a number of strikes on bridges along key ground-lines of communication (GLOC) in central and western Iran. According to the release from the IDF, the strikes targeted 8 bridges used by the IRGC as GLOCs, transporting weapons and other hardware.
0:19

The Israel Defense Force (IDF) has announced a number of strikes on bridges along key ground-lines of communication (GLOC) in central and western Iran. According to the release from the IDF, the strikes targeted 8 bridges used by the IRGC as GLOCs, transporting weapons and other hardware.

OSINTdefender

209,428 görüntüleme • 4 ay önce

Modern neuroscience suggests the brain does not simply observe reality but constantly predicts it using past experiences. This means many reactions, expectations, and decisions are shaped by patterns learned over time. Without conscious effort to retrain thinking and behavior, people often repeat the same outcomes even in new situations. Understanding this process highlights why mindset shifts and deliberate learning can help create different results in life, rather than relying only on working harder.
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Modern neuroscience suggests the brain does not simply observe reality but constantly predicts it using past experiences. This means many reactions, expectations, and decisions are shaped by patterns learned over time. Without conscious effort to retrain thinking and behavior, people often repeat the same outcomes even in new situations. Understanding this process highlights why mindset shifts and deliberate learning can help create different results in life, rather than relying only on working harder.

Kekius Maximus

75,817 görüntüleme • 5 ay önce

🚨STUDY: MAGIC MUSHROOM COMPOUND "RESETS" BRAIN Psilocybin, the hallucinogenic compound in magic mushrooms, temporarily resets entire brain networks controlling time and self-perception, according to a new Nature study. Researchers observed "massive changes" in seven volunteers' brains, with some patterns resembling entirely different individuals. Most changes lasted hours, but one brain link remained disrupted for weeks. The default mode network, active during daydreaming, became desynchronized during drug effects. Interestingly, "grounding" techniques used in psychedelic therapy reduced psilocybin's brain impact. This research could explain psilocybin's potential therapeutic effects on depression and PTSD. While not proving causation, it offers crucial clues for developing mental health treatments. The study's innovative approach, repeatedly imaging fewer subjects, provided unprecedented insight into psilocybin's whole-brain impact. Researchers hope to extend this work to individuals with conditions like depression. Source: Nature , Joshua Siegel
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🚨STUDY: MAGIC MUSHROOM COMPOUND "RESETS" BRAIN Psilocybin, the hallucinogenic compound in magic mushrooms, temporarily resets entire brain networks controlling time and self-perception, according to a new Nature study. Researchers observed "massive changes" in seven volunteers' brains, with some patterns resembling entirely different individuals. Most changes lasted hours, but one brain link remained disrupted for weeks. The default mode network, active during daydreaming, became desynchronized during drug effects. Interestingly, "grounding" techniques used in psychedelic therapy reduced psilocybin's brain impact. This research could explain psilocybin's potential therapeutic effects on depression and PTSD. While not proving causation, it offers crucial clues for developing mental health treatments. The study's innovative approach, repeatedly imaging fewer subjects, provided unprecedented insight into psilocybin's whole-brain impact. Researchers hope to extend this work to individuals with conditions like depression. Source: Nature , Joshua Siegel

Mario Nawfal

2,064,960 görüntüleme • 2 yıl önce

1 billion cells. One atlas. Today, Illumina introduces the Billion Cell Atlas, creating the most comprehensive map of human disease biology — and unlocking unparalleled speed and scale in AI for drug discovery. The Atlas will help researchers, including founding participants AstraZeneca, Merck, and Eli Lilly and Company study the effect of switching on and off all 20,000 genes in cells linked to diseases that have been historically difficult to decode. Learn how the Atlas will elucidate the biological pathways behind some of the world’s most devastating diseases: #JPM2026
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1 billion cells. One atlas. Today, Illumina introduces the Billion Cell Atlas, creating the most comprehensive map of human disease biology — and unlocking unparalleled speed and scale in AI for drug discovery. The Atlas will help researchers, including founding participants AstraZeneca, Merck, and Eli Lilly and Company study the effect of switching on and off all 20,000 genes in cells linked to diseases that have been historically difficult to decode. Learn how the Atlas will elucidate the biological pathways behind some of the world’s most devastating diseases: #JPM2026

Illumina

34,161 görüntüleme • 6 ay önce

⚠️🚨 𝗔𝗧𝗧𝗘𝗡𝗧𝗜𝗢𝗡 𝗣𝗥𝗢 𝗪𝗥𝗘𝗦𝗧𝗟𝗜𝗡𝗚 𝗙𝗔𝗡𝗦🚨⚠️ If you're at a show and wrestlers start breaking fluorescent light tubes in the ring, GET OUT IMMEDIATELY. These tubes release toxic mercury vapor posing serious health risks; especially in enclosed spaces like gyms. Mercury is a neurotoxin, meaning it can have damaging effects on the brain and nervous system. Here’s how mercury exposure, especially from inhaling mercury vapor, can impact the brain: 1. Cognitive Decline: Mercury can damage neurons and impair brain function, leading to memory loss, concentration issues, and a decline in overall cognitive abilities. 2. Mood and Behavioral Changes: Chronic mercury exposure is linked to mood swings, irritability, anxiety, and depression. Historically, the phrase "mad as a hatter" came from hat-makers who experienced mercury poisoning from chemicals used in hat production. 3. Motor Coordination Problems: Mercury exposure can damage areas of the brain responsible for motor control, leading to tremors, muscle weakness, and coordination issues. 4. Developmental Risks: In children and developing fetuses, mercury can severely impact brain development, leading to learning disabilities, lower IQ, and problems with motor skills, attention, and language. 5. Sensory Impairments: High levels of mercury exposure may lead to impaired vision, hearing, and speech. Mercury's effects on the brain are particularly severe because it can accumulate over time and cross the blood-brain barrier, meaning even small exposures can lead to long-term damage with repeated exposure. PS: Now we know why the leftist IWC are so freaking stupid.
0:13

⚠️🚨 𝗔𝗧𝗧𝗘𝗡𝗧𝗜𝗢𝗡 𝗣𝗥𝗢 𝗪𝗥𝗘𝗦𝗧𝗟𝗜𝗡𝗚 𝗙𝗔𝗡𝗦🚨⚠️ If you're at a show and wrestlers start breaking fluorescent light tubes in the ring, GET OUT IMMEDIATELY. These tubes release toxic mercury vapor posing serious health risks; especially in enclosed spaces like gyms. Mercury is a neurotoxin, meaning it can have damaging effects on the brain and nervous system. Here’s how mercury exposure, especially from inhaling mercury vapor, can impact the brain: 1. Cognitive Decline: Mercury can damage neurons and impair brain function, leading to memory loss, concentration issues, and a decline in overall cognitive abilities. 2. Mood and Behavioral Changes: Chronic mercury exposure is linked to mood swings, irritability, anxiety, and depression. Historically, the phrase "mad as a hatter" came from hat-makers who experienced mercury poisoning from chemicals used in hat production. 3. Motor Coordination Problems: Mercury exposure can damage areas of the brain responsible for motor control, leading to tremors, muscle weakness, and coordination issues. 4. Developmental Risks: In children and developing fetuses, mercury can severely impact brain development, leading to learning disabilities, lower IQ, and problems with motor skills, attention, and language. 5. Sensory Impairments: High levels of mercury exposure may lead to impaired vision, hearing, and speech. Mercury's effects on the brain are particularly severe because it can accumulate over time and cross the blood-brain barrier, meaning even small exposures can lead to long-term damage with repeated exposure. PS: Now we know why the leftist IWC are so freaking stupid.

Val Venis™ (The Big Valbowski™)

13,818 görüntüleme • 1 yıl önce

Bacteria communicate like us, using electrical signalling similar to how neurones fire in the human brain ⚡️🦠⁠ Researchers at University of Warwick and Politecnico di Milano can control bacteria's electrical signalling with the molecule, Ziapin2 which may have implications for antibiotic resistance
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Bacteria communicate like us, using electrical signalling similar to how neurones fire in the human brain ⚡️🦠⁠ Researchers at University of Warwick and Politecnico di Milano can control bacteria's electrical signalling with the molecule, Ziapin2 which may have implications for antibiotic resistance

New Scientist

65,278 görüntüleme • 3 yıl önce

BREAKING: Scientists now believe Parkinson's disease may not always start in the brain. In many patients, it may begin in the gut — and travel to the brain via a nerve most people have never heard of. At the same time: → A new drug just reversed brain inflammation in PD patients for the first time in history. → A diabetes drug in the same class as Ozempic slowed Parkinson's motor decline in a New England Journal of Medicine trial. → Fecal transplants are producing lasting motor improvement in randomized controlled trials. None of this is making mainstream news. Here is what is actually happening outside the brain in Parkinson's research right now. 🧵
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BREAKING: Scientists now believe Parkinson's disease may not always start in the brain. In many patients, it may begin in the gut — and travel to the brain via a nerve most people have never heard of. At the same time: → A new drug just reversed brain inflammation in PD patients for the first time in history. → A diabetes drug in the same class as Ozempic slowed Parkinson's motor decline in a New England Journal of Medicine trial. → Fecal transplants are producing lasting motor improvement in randomized controlled trials. None of this is making mainstream news. Here is what is actually happening outside the brain in Parkinson's research right now. 🧵

Harshi Peiris, Ph.D.

12,716 görüntüleme • 3 ay önce

The most detailed 3D reconstruction of a cell ever created. Blows my mind every time. But what exactly are we looking at here? The average human cell contains: ~ 15-20 total distinct organelle types, totalling between ~1-10 million working together per cell. All these nano-machines in the cell are made up of proteins. ~ 8,000-10,000 distinct types of unique proteins, adding up to between 40 million - 10 trillion total proteins making up all those cellular systems. ~ 10,000 - 15,000 distinct types of RNA shuttling information around the cell, totalling up to ~10 million RNA molecules moving around the cell simultaneously. ~ Billions of Lipid molecules packed together into the cell membrane, which is also packed tightly with millions more protein-based nano-machines. And let's not forget billions of lines of DNA information to build and run it all. That's TRILLIONS of of individual molecular pieces working together to make a single cell function. That means there is more complexity in a single cell than humanity's largest cities. And people still believe this wasn't Divinely Designed. This is God's Glory on Display. But to make the point. A cell couldn't have evolved from some nebulous simpler "protocell" because even the simplest cells still require massive complexity. The "simplest" cell ever created was engineered by scientists knocking out pieces of a functional cell until it stopped functioning. Here is what they found is the absolute necessary minimal requirements of a cell to function: - Over ~531,000 lines of coded DNA information - 473 total genes to create hundreds of unique protein products (they later added 19 genes back in because the cell was so weak) - Hundreds of thousands of total proteins all working together - Extensive regulatory networks guiding all these interactions If the cell doesn't have all these systems in place, from the start... it doesn't live. Cell rely on an intricate network of complex systems, which are themselves built from complex interconnected pieces woven together into an incomprehensibly complex web of functionilty. Only intelligence has ever been observed creation vast interconnected systems like this. Life was clearly Created. It couldn't happen any other way.
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The most detailed 3D reconstruction of a cell ever created. Blows my mind every time. But what exactly are we looking at here? The average human cell contains: ~ 15-20 total distinct organelle types, totalling between ~1-10 million working together per cell. All these nano-machines in the cell are made up of proteins. ~ 8,000-10,000 distinct types of unique proteins, adding up to between 40 million - 10 trillion total proteins making up all those cellular systems. ~ 10,000 - 15,000 distinct types of RNA shuttling information around the cell, totalling up to ~10 million RNA molecules moving around the cell simultaneously. ~ Billions of Lipid molecules packed together into the cell membrane, which is also packed tightly with millions more protein-based nano-machines. And let's not forget billions of lines of DNA information to build and run it all. That's TRILLIONS of of individual molecular pieces working together to make a single cell function. That means there is more complexity in a single cell than humanity's largest cities. And people still believe this wasn't Divinely Designed. This is God's Glory on Display. But to make the point. A cell couldn't have evolved from some nebulous simpler "protocell" because even the simplest cells still require massive complexity. The "simplest" cell ever created was engineered by scientists knocking out pieces of a functional cell until it stopped functioning. Here is what they found is the absolute necessary minimal requirements of a cell to function: - Over ~531,000 lines of coded DNA information - 473 total genes to create hundreds of unique protein products (they later added 19 genes back in because the cell was so weak) - Hundreds of thousands of total proteins all working together - Extensive regulatory networks guiding all these interactions If the cell doesn't have all these systems in place, from the start... it doesn't live. Cell rely on an intricate network of complex systems, which are themselves built from complex interconnected pieces woven together into an incomprehensibly complex web of functionilty. Only intelligence has ever been observed creation vast interconnected systems like this. Life was clearly Created. It couldn't happen any other way.

Divinely Designed

166,044 görüntüleme • 2 ay önce

Did you know about 21 million people worldwide are diagnosed with #epilepsy in 2021? Epilepsy’s pathophysiology involves the aberrant electrical activity of neurons in the brain. This typically stems from an imbalance between excitatory and inhibitory neurotransmitters, with increased excitation or reduced inhibition leading to hyperactive neural networks. These abnormal electrical discharges manifest as seizures, which can vary in intensity and impact depending on the specific regions of the brain affected by this pathophysiological imbalance.🧠 . Video credit silvan_haber_ #scientissimum #neurology #neurologia #MedTwitter #Worlds2023
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Did you know about 21 million people worldwide are diagnosed with #epilepsy in 2021? Epilepsy’s pathophysiology involves the aberrant electrical activity of neurons in the brain. This typically stems from an imbalance between excitatory and inhibitory neurotransmitters, with increased excitation or reduced inhibition leading to hyperactive neural networks. These abnormal electrical discharges manifest as seizures, which can vary in intensity and impact depending on the specific regions of the brain affected by this pathophysiological imbalance.🧠 . Video credit silvan_haber_ #scientissimum #neurology #neurologia #MedTwitter #Worlds2023

Scientissimum

165,358 görüntüleme • 2 yıl önce

🚨 SCIENTISTS JUST BUILT AN ARTIFICIAL RETINA THAT RESTORES VISION AND ADDS INFRARED SIGHT. Researchers at Yonsei University in South Korea have developed a flexible, three-layer implant that bypasses dead photoreceptors and directly stimulates healthy retinal ganglion cells. The device not only helps restore vision in cases of retinal degeneration (like retinitis pigmentosa) but also gives the eye the ability to detect near-infrared light that humans normally cannot see. The key innovation is a soft 3D array of liquid metal micropillars (gallium-indium alloy) that gently conform to the curved retina without causing damage or inflammation a major improvement over rigid electrodes used in earlier implants. Why this matters: • Retinal diseases destroy light-sensing cells, but the neurons deeper in the eye often remain healthy and capable of sending signals to the brain • The implant uses an ultrathin filter + phototransistor array to convert near-infrared light into electrical signals the ganglion cells can understand • In mouse tests, blind animals regained visual responses, while healthy mice gained infrared sensitivity on top of their normal vision • The liquid metal electrodes are soft and biocompatible, dramatically reducing the risk of scarring or tissue damage The deeper implication: This isn’t just about restoring lost vision it’s about augmenting human sight. If it reaches human trials and proves safe long-term, people with partial vision loss could keep their remaining natural sight while gaining an entirely new sensory channel (infrared). The biggest open question is how the human brain would interpret this new stream of information whether it would feel like a new color, an overlay, or something else entirely. We’re moving from “fixing blindness” to “expanding what it means to see.” How do you think gaining the ability to see infrared light would change daily life or human perception? Follow for more frontier neurotechnology and bionic vision breakthroughs.
0:10

🚨 SCIENTISTS JUST BUILT AN ARTIFICIAL RETINA THAT RESTORES VISION AND ADDS INFRARED SIGHT. Researchers at Yonsei University in South Korea have developed a flexible, three-layer implant that bypasses dead photoreceptors and directly stimulates healthy retinal ganglion cells. The device not only helps restore vision in cases of retinal degeneration (like retinitis pigmentosa) but also gives the eye the ability to detect near-infrared light that humans normally cannot see. The key innovation is a soft 3D array of liquid metal micropillars (gallium-indium alloy) that gently conform to the curved retina without causing damage or inflammation a major improvement over rigid electrodes used in earlier implants. Why this matters: • Retinal diseases destroy light-sensing cells, but the neurons deeper in the eye often remain healthy and capable of sending signals to the brain • The implant uses an ultrathin filter + phototransistor array to convert near-infrared light into electrical signals the ganglion cells can understand • In mouse tests, blind animals regained visual responses, while healthy mice gained infrared sensitivity on top of their normal vision • The liquid metal electrodes are soft and biocompatible, dramatically reducing the risk of scarring or tissue damage The deeper implication: This isn’t just about restoring lost vision it’s about augmenting human sight. If it reaches human trials and proves safe long-term, people with partial vision loss could keep their remaining natural sight while gaining an entirely new sensory channel (infrared). The biggest open question is how the human brain would interpret this new stream of information whether it would feel like a new color, an overlay, or something else entirely. We’re moving from “fixing blindness” to “expanding what it means to see.” How do you think gaining the ability to see infrared light would change daily life or human perception? Follow for more frontier neurotechnology and bionic vision breakthroughs.

TheNewPhysics

34,362 görüntüleme • 1 ay önce

🚨SPACEX NAILS LAUNCH OF REVOLUTIONARY DIRECT-TO-CELL STARLINK SATELLITES SpaceX just successfully deployed 20 next-generation Starlink satellites to orbit - including 13 equipped with groundbreaking Direct to Cell capabilities. The Falcon 9 lifted off from Vandenberg, lighting up the California coast. The veteran booster, on its eighth flight, stuck another perfect landing on the "Of Course I Still Love You" droneship in the Pacific Ocean. This marks another milestone in SpaceX's march toward global connectivity, with these new satellites set to enable direct communication between standard cell phones and space. Source: SpaceX
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🚨SPACEX NAILS LAUNCH OF REVOLUTIONARY DIRECT-TO-CELL STARLINK SATELLITES SpaceX just successfully deployed 20 next-generation Starlink satellites to orbit - including 13 equipped with groundbreaking Direct to Cell capabilities. The Falcon 9 lifted off from Vandenberg, lighting up the California coast. The veteran booster, on its eighth flight, stuck another perfect landing on the "Of Course I Still Love You" droneship in the Pacific Ocean. This marks another milestone in SpaceX's march toward global connectivity, with these new satellites set to enable direct communication between standard cell phones and space. Source: SpaceX

Mario Nawfal

82,653 görüntüleme • 1 yıl önce

Hey everyone, I’m proud to share my first-ever submission to 'The Memes by 6529'. I have seen this collection of meme cards stand as a living record of the incredible artists involved in the culture in this space! I'm honored to contribute to that story, and I’d truly appreciate your support and vote. “Pixel Party” Pixel party on the chain. JPEGs dancing in my brain. ETH in my left hand, BTC in my right. I’m buying up the night, buying up the night. 🎥⬇️: Sound On:🔉⬇️
0:15

Hey everyone, I’m proud to share my first-ever submission to 'The Memes by 6529'. I have seen this collection of meme cards stand as a living record of the incredible artists involved in the culture in this space! I'm honored to contribute to that story, and I’d truly appreciate your support and vote. “Pixel Party” Pixel party on the chain. JPEGs dancing in my brain. ETH in my left hand, BTC in my right. I’m buying up the night, buying up the night. 🎥⬇️: Sound On:🔉⬇️

Abrahanny.eth

12,326 görüntüleme • 4 ay önce

Like a stadium full of sports fans doing the wave, neurons coordinate their electrical signals in rhythmic patterns that sweep across the cortex, the brain’s outermost layer. Recent studies in humans and animals have shown these patterns, called traveling waves, can take on complex shapes, among them a rotating spiral that has been observed during deep sleep, memory retrieval, and other brain processes. A new study has now captured the fast-spinning waves spanning whole brains, offering clues to how they’re organized and what they might do. Learn more: News from Science
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Like a stadium full of sports fans doing the wave, neurons coordinate their electrical signals in rhythmic patterns that sweep across the cortex, the brain’s outermost layer. Recent studies in humans and animals have shown these patterns, called traveling waves, can take on complex shapes, among them a rotating spiral that has been observed during deep sleep, memory retrieval, and other brain processes. A new study has now captured the fast-spinning waves spanning whole brains, offering clues to how they’re organized and what they might do. Learn more: News from Science

Science Magazine

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