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Archive for the ‘neuroscience’ category: Page 943

Mar 24, 2016

A Brain Parasite Might Be Causing Road Rage

Posted by in categories: food, health, neuroscience

“We don’t yet understand the mechanisms involved — it could be an increased inflammatory response, direct brain modulation by the parasite, or even reverse causation where aggressive individuals tend to have more cats or eat more undercooked meat”.

The study looked at 358 adults, and found that chronic latent infection with T. gondii is associated with intermittent explosive disorder and increased aggression. Antibodies were collected between 1991 and 2008.

University of Chicago researchers say a parasite commonly spread from cats to humans may play a role in impulsive aggression. Approximately 16 percent of those in a “other psychiatric conditions” organisation had a infection, though reported identical exam scores in charge to a healthy group.

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Mar 24, 2016

Brain Stimulation System Can Teach You How to Fly

Posted by in category: neuroscience

Scientists and researchers at HRL Laboratories have created a brain stimulation device that can teach users how to fly a plane like an expert.

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Mar 23, 2016

Research Shows That Our Brains Are Ready for Teleportation

Posted by in category: neuroscience

New research shows that teleportation doesn’t break our brains. In fact, our brains are able to keep up and can even register how fast the teleportation process occurs and how far one travels when they are transported.

Even though we’ve only just begun to scratch the surface of teleportation technology, we already have a pretty good idea about how the brain handles the experience of being “beamed” from one place to another. Or at least, we think that we do.

New research indicates that, rather than becoming a confused and sputtering morass as a result of the experience, our brains are able to keep up and can even register how fast the teleportation process occurs and how far one travels when they are transported.

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Mar 23, 2016

My Beautiful Broken Brain — Official Trailer — Netflix [HD]

Posted by in categories: education, neuroscience

Stunning and beautifully heartfelt documentary of a young woman, stripped of her most cherished abilities, fighting hard to reclaim her life in the face of the indifferent cruelty that defines the natural world.

“A stroke stripped her of the skills she needs to function. This documentary captures the strange new world she inhabits, teeming with color and sound. Only on Netflix March 18th.”

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Mar 23, 2016

DARPA Wants to Hack Your Nervous System to Turn You Into a Super-Spy

Posted by in categories: cyborgs, encryption, neuroscience

Imagine mastering instruments, learning to tango and becoming fluent in French — in months, weeks, even days. No, it’s not science fiction: A new program by the government’s Defense Advanced Research Projects Agency aims to tweak your nervous system to make you learn better and faster.

The goal of the new DARPA program, called Targeted Neuroplasticity Training, is to stimulate your peripheral nervous system, the network of nerves on the outside of your brain and spinal cord, to facilitate the development of cognitive skills. If it works, TNT could become a faster and cheaper way to train people on foreign languages, intelligence analysis, cryptography and more.

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Mar 23, 2016

Neurons on a chip let drones smell bombs over a kilometer away

Posted by in categories: computing, drones, neuroscience

Neurons still remain the most powerful piece of computation machinery on the face of the planet. More to the point, nobody throws up their hands in despair when a screwdriver removes a flathead screw better than their fingernail can, and yet the parallel is an apt one. The circuitry of the human brain has not been honed by evolution to be especially good at playing the game of Go, any more than evolution has fine-tuned our fingernails for removing screws.

Which is not to say there is no room for surprise in today’s world of rapidly advancing technological achievement. What is more impressive, however, is when computers exhibit greater skill than humans at tasks evolution has been perfecting for millions of years like exercising a sense of smell. And yet such advancements are taking place right beneath our noses, metaphorically speaking.

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Mar 22, 2016

Effect of systemic transplantation of bone marrow-derived mesenchymal stem cells on neuropathology markers in APP/PS1 Alzheimer mice

Posted by in categories: biotech/medical, neuroscience

Stem cells hold great potential!


Aims: Mesenchymal stem cells (MSC) have recently attracted interest as a potential basis for a cell based therapy of AD. We investigated the putative immune-modulatory effects in…

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Mar 22, 2016

What makes us conscious?

Posted by in category: neuroscience

Consciousness is one of the most mysterious phenomena we know of. But evidence is emerging that it might just be a very special kind of information processing.

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Mar 21, 2016

Resurrection and Biotechnology

Posted by in categories: biotech/medical, disruptive technology, Elon Musk, futurism, human trajectories, neuroscience, posthumanism, Ray Kurzweil, Skynet, transhumanism

“He is not here; He has risen,” — Matthew 28:6

As billions of Christians around the world are getting ready to celebrate the Easter festival and holiday, we take pause to appreciate the awe inspiring phenomena of resurrection.

crypt

In religious and mythological contexts, in both Western and Eastern societies, well known and less common names appear, such as Attis, Dionysus, Ganesha, Krishna, Lemminkainen, Odin, Osiris, Persephone, Quetzalcoatl, and Tammuz, all of whom were reborn again in the spark of the divine.

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Mar 21, 2016

DNA from Mysterious ‘Denisovans’ Helped Modern Humans Survive

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

Genetic mutations from extinct human relatives called the Denisovans might have influenced modern human immune systems, as well as fat and blood sugar levels, researchers say.

Very little is known about the Denisovans. The first evidence of them was discovered in Denisova Cave in Siberia in 2008, and DNA from their fossils suggests they shared an origin with Neanderthals but were nearly as genetically distinct from Neanderthals as Neanderthals were from modern humans.

Previous work found that any modern humans with ancestry outside of Africa inherited about 1.5 to 2.1 percent of their DNA from Neanderthals. In contrast, prior research suggested that substantial levels of Denisovan ancestry are found only in the Pacific islands of Melanesia. Scientists are increasingly uncovering the effects of Neanderthal ancestry on modern humans, from potential immune boosts to increased risks for depression, obesity, heart attacks, nicotine addiction. However, relatively little was known about the effects of Denisovan ancestry.

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