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Archive for the ‘neuroscience’ category: Page 895

Jul 17, 2017

How Scientists Are Bringing People Back From The Dead

Posted by in categories: biotech/medical, neuroscience

One afternoon in February 2011, Kelly Dwyer strapped on a pair of snowshoes and set out to hike a beaver pond trail near her home in Hooksett, New Hampshire. When the sun dropped below the horizon hours later, the 46-year-old environmental educator still hadn’t returned home. Her husband, David, was worried. Grabbing his cellphone and a flashlight, he told their two daughters he was going to look for Mom. As he made his way toward the pond, sweeping his flashlight beam across the darkening winter landscape, he called out for Kelly. That’s when he heard the moans.

Running toward them, David phoned their daughter Laura, 14, and told her to call 911. His flashlight beam soon settled on Kelly, submerged up to her neck in a hole of dark water in the ice. As David clutched her from behind to keep her head above water, Kelly slumped into unconsciousness. By the time rescue crews arrived, her body temperature was in the 60s and her pulse was almost too faint to register. Before she could reach the ambulance, Kelly’s heart stopped. The EMTs attempted CPR—a process doctors continued for three hours at a hospital in nearby Manchester. They warmed her frigid body. Nothing. Even defibrillation wouldn’t restart her heart. Kelly’s core temperature hovered in the 70s. David assumed he’d lost her for good.

reanimators

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Jul 17, 2017

Synapses in the brain mirror the structure of the visual world

Posted by in category: neuroscience

The research team of Prof. Sonja Hofer at the Biozentrum, University of Basel, has discovered why our brain might be so good at perceiving edges and contours. Neurons that respond to different parts of elongated edges are connected and thus exchange information. This can make it easier for the brain to identify contours of objects. The results of the study are now published in the journal Nature.

Individual visual stimuli are not processed independently by our brain. Rather neurons exchange incoming information to form a coherent perceptual image from the myriad of visual details impinging on our eyes. How our visual perception arises from these interactions is still unclear. This is partly due to the fact that we still know relatively little about the rules that determine which neurons in the brain are connected to each other, and what information they exchange. The research team of Prof. Sonja Hofer at the Biozentrum, University Basel studies neuronal networks in the brain. She has now investigated in the mouse model what information individual neurons in the visual cortex receive from other neurons about the wider .

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Jul 16, 2017

How to hack your gut to ward off Parkinson’s and obesity

Posted by in categories: biotech/medical, neuroscience

The wonder of your gut: Experts explain why a healthy digestive system can trigger weight loss, fight depression, and ward off Parkinson’s.

  • Jasenka Zubcevic works in Physiological Sciences, and Christopher Martynuik in Toxicology at the University of Florida
  • They have been investigating how gut bacteria affect all other body parts
  • Here they explain everything we know thus far about the gut

By Jasenka Zubcevic and Christopher Martynuik For The Conversation

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Jul 15, 2017

Reprogramming Cells to Seek and Destroy Brain Cancer

Posted by in categories: biotech/medical, neuroscience

A new therapy for brain cancer.


A new type of cell that can seek and destroy brain cancer and then dispose of themselves has just been successfully tested in mice. The cells are able to home in on brain tumors and reduce them to between 2 to 5% of their original size[1].

This new approach could potentially give doctors a new weapon against aggressive cancers like brain cancer (glioblastoma), which normally kills in 12–15 months.

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Jul 15, 2017

Biosensors could give soldiers superhuman fighting abilities

Posted by in categories: computing, genetics, military, neuroscience

According to the report, the US Air Force, Marine Corps, Navy and other special forces are looking to improve troops’ performance by looking at their bodies at a genetic level (stock)

Earlier this year the AirForce successfully tested a helmet that can monitor brain activity and tell if the pilot is feeling stressed or panicked.

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Jul 15, 2017

Prototype exoskeleton suit would improve Soldiers’ physical, mental performance

Posted by in categories: cyborgs, military, neuroscience

ABERDEEN PROVING GROUND, Md. — Thanks to a new “suit” being developed by the DOD-funded Warrior Web program, future Soldiers will be able to march longer, carry heavier gear and improve mental sharpness.

The suit has pulleys and gears designed to prevent and reduce musculoskeletal injuries caused by the dynamic events typically experienced in the Warfighter’s environment.

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Jul 14, 2017

US military reveals ‘Matrix’ projects to plug brains into a computer

Posted by in categories: computing, military, neuroscience

US military reveals $65m funding for ‘Matrix’ projects to plug human brains directly into a computer…


The US military has revealed $65 of funding for a programme to develop a ‘brain chip’ allowing humans to simply plug into a computer.

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Jul 14, 2017

U.S. Department of Defense Has Enlisted Six Teams to Develop New Brain-Computer-Interface Technologies

Posted by in categories: computing, neuroscience

DARPA’s quest for high-bandwidth brain-computer interfaces (BCIs) has a new partner in Paradromics, which will be leading one of the agency’s six BCI-development consortia. This is just one of the projects working to develop a breakthrough BCI right now.

The U.S. Department of Defense has created six consortia to develop brain-computer interface (BCIs) technologies and is backing them up with a $65 million investment. On July 10, the Department chose Paradromics Inc., and neural interface company, to lead one of the six groups.

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Jul 14, 2017

Rice team developing flat microscope for the brain

Posted by in categories: engineering, government, neuroscience

HOUSTON – (July 12, 2017) – Rice University engineers are building a flat microscope, called FlatScope TM, and developing software that can decode and trigger neurons on the surface of the brain.

Their goal as part of a new government initiative is to provide an alternate path for sight and sound to be delivered directly to the brain.

The project is part of a $65 million effort announced this week by the federal Defense Advanced Research Projects Agency (DARPA) to develop a high-resolution neural interface. Among many long-term goals, the Neural Engineering System Design (NESD) program hopes to compensate for a person’s loss of vision or hearing by delivering digital information directly to parts of the brain that can process it.

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Jul 14, 2017

Rejuvenation is good for society

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

The benefits of rejuvenation biotechnologies would extend to the whole human society. #aging


Rejuvenation isn’t good just for individuals and the people close to them. It is good for society as a whole, for a number of reasons. These reasons—which I will now proceed to discuss—should be enough make rejuvenation research a top priority for humanity in its entirety.

Ever heard anyone lamenting that the great minds of history are no longer with us? That we could certainly do with all the Einsteins, Montalcinis, Fermis, Curies, etc, living longer? And have you ever felt saddened when a great mind of our time died? You probably did, or at the very least know someone who did.

Just imagine how much faster would science and progress march if our greatest physicists, doctors, engineers, philantrophists, etc, could live an indefinitely long life. Remember that we’re not talking about a longer life spent in decrepitude and sickness: We’re talking about a 200-year-old Einstein with the experience of two centuries but the physical and mental agility of a 25-year-old. If he was still alive, maybe he could’ve figured out how to unify general relativity with quantum mechanics—something that has been eluding all efforts for decades. Every time a great person (or any person, for that matter) dies, their particular experience is lost forever. Never mind that there are other experts, or that similar knowledge is found in books; it’s not even remotely the same. Rejuvenation would allow us to benefit from the knowledge and wisdom of the best among us for centuries on end.

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