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Archive for the ‘neuroscience’ category: Page 837

Mar 22, 2018

Powerful New Algorithm Is a Big Step Towards Whole-Brain Simulation

Posted by in categories: computing, information science, neuroscience

The renowned physicist Dr. Richard Feynman once said: “What I cannot create, I do not understand. Know how to solve every problem that has been solved.”

An increasingly influential subfield of neuroscience has taken Feynman’s words to heart. To theoretical neuroscientists, the key to understanding how intelligence works is to recreate it inside a computer. Neuron by neuron, these whizzes hope to reconstruct the neural processes that lead to a thought, a memory, or a feeling.

With a digital brain in place, scientists can test out current theories of cognition or explore the parameters that lead to a malfunctioning mind. As philosopher Dr. Nick Bostrom at the University of Oxford argues, simulating the human mind is perhaps one of the most promising (if laborious) ways to recreate—and surpass—human-level ingenuity.

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Mar 22, 2018

Lana Awad is engineering the neuro-tech that will transform humanity

Posted by in categories: biotech/medical, business, Elon Musk, engineering, internet, military, neuroscience

Perfect vision is great. But like any advantage it comes with limitations. Those with ease don’t develop the same unique senses and strengths as someone who must overcome obstacles, people like Lana Awad, a neurotech engineer at CTRL-labs in New York, who diagnosed her own degenerative eye disease with a high school science textbook as a teen in Syria and went on to teach at Harvard University.

Though they see themselves as clear leaders, visionaries with all the obvious advantages—like Elon Musk and Mark Zuckerberg, for example—can be blind in their way, lacking the context needed to guide if they don’t recognize their counterintuitive limitations. This is problematic for humanity because we’re all relying on them to create the tools that increasingly rule every aspect of our lives. The internet is just the start.

Tools that will meld mind and machine are already a reality. Neurotech is a huge business with applications being developed for gaming, the military, medicine, social media, and much more to come. Neurotech Report projected in 2016 that the $7.6 billion market could reach $12 billion by 2020. Wired magazine called 2017, “a coming-out year for the brain machine interface (BMI).”

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Mar 22, 2018

TELEPATHIC superhumans could be a reality ‘within decades’

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

According toDr Eric Leuthardt, a brain surgeon at Washington University in St. Louis, neural prosthetics will become mainstream in the coming decades (stock image).

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Mar 22, 2018

Worn Like a Helmet, a New Brain Scanner Aims to Make It Easier to Treat Kids with Epilepsy

Posted by in categories: electronics, neuroscience

Lightweight equipment is not much larger than what a bicyclist would wear.

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Mar 22, 2018

New algorithm will allow for simulating neural connections of entire brain on future exascale supercomputers

Posted by in categories: information science, mathematics, neuroscience, supercomputing

Amazing.


(credit: iStock)

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Mar 21, 2018

Gut microbes are vulnerable to wide range of drugs

Posted by in categories: biotech/medical, neuroscience

Take your probiotics seriously. Even a headache pill may weaken your gut bacteria, a condition linked to obisity, depression, alzheimer’s, and dementia.

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Mar 21, 2018

A drug to slow spread of dementia could be available in three years

Posted by in categories: biotech/medical, neuroscience

A drug to slow the spread of dementia could be available in three years and a ‘vaccine’ that prevents the disease within a decade, experts say.

  • It is now a matter of ‘when not if’ a cure will be found for Alzheimer’s
  • Last year dementia became Great Britain’s number one cause of death
  • Existing drugs for Alzheimer’s only treat the symptoms, not causes

By Colin Fernandez for the Daily Mail

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Mar 20, 2018

Targeting levels of specific protein could improve memory in aging, reduce symptoms of PTSD

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

A neural circuit mechanism involved in preserving the specificity of memories has been identified by investigators from the Massachusetts General Hospital (MGH) Center for Regenerative Medicine and the Harvard Stem Cell Institute (HSCI).

They also identified a genetic “switch” that can slow down #memory generalization — the loss of specific details over time that occurs in both age-related memory impairment and in post-traumatic stress disorder (#PTSD), in which emotions originally produced by traumatic experiences are elicited in response to innocuous cues that have little resemblance to the traumatic memory.

“The circuit mechanism we identified in mice allows us to preserve the precision or the details of memories over the passage of time in adult as well as aged animals,” says Amar Sahay of the MGH Center for #Regenerative Medicine and HSCI, corresponding author of a paper appearing in Nature Medicine. “These findings have implications for the generalization of traumatic memories in PTSD and for memory imprecision in #aging.”

Continue reading “Targeting levels of specific protein could improve memory in aging, reduce symptoms of PTSD” »

Mar 20, 2018

Drugs to vaccinate over-50s against Alzheimer’s could be here in a decade…with a £ 9bn price tag

Posted by in categories: biotech/medical, neuroscience

D rugs to vaccinate everyone over the age of 50 against Alzheimer’s could be available within 10 years, but would cost the NHS £9 billion, a new report has shown.

New analysis commissioned by Alzheimer’s Research UK found that drugs to halt, slow or reverse the disease could be available in as little as three years with major vaccine and screening programmes possible within a decade.

But dementia experts warned that demand from patients would be ‘instant and huge’ and called on the NHS to act now to make sure funds were in place for when the breakthroughs occurred.

Continue reading “Drugs to vaccinate over-50s against Alzheimer’s could be here in a decade…with a £ 9bn price tag” »

Mar 20, 2018

My Journey With Cancer and the Hope for the Future

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

I would like to share a story. A story about sadness, depression, anger, and frustration. But most of all this is my personal story about triumphing over the death sentence of #cancer. I hope this story will give others who went through and are going through hope for the future.

My story started about 4 years ago on a cold winter day. Up until this point my life seemed invincible. That all changed. At the time I was working at the plasma center and we were preparing for an audit by the FDA. Before an audit we would have the floors waxed and make the center look as nice as possible. A few co-workers and I stayed late to help move the donor beds. I knew I had been feeling pain in my neck/shoulder area for a few weeks so I really didn’t want to. I figured it must have been from repetitive motions at work. I decided to just ignore it and help anyways: this decision changed my life dramatically.

As my coworker and I lifted a donor bed I felt a sharp pain in my neck. I could barely move my arm as it was so excruciating. I couldn’t lift my arm to my chest. I shyly let my manager know that I hurt myself. My manager had me go to Concentra #Health since I was going to be covered under worker’s compensation there. It was there I met Dr. Kreiger, one of the doctors who helped save my life.

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