KatQ

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How Much of the Brain Can a Person Do Without?

Last week the world learned of a woman who has been living normally with no cerebellum. That's not the limit to the brain's plasticity either.<p><b>This month a 24-year-old woman in China's</b> Shandong Province walked into a hospital complaining of nausea and dizziness, and walked out having learned that …

Human brain subliminally judges 'trustworthiness' of faces

Finding from brain scans adds to evidence that we make spontaneous, largely unconscious judgments of strangers<p>The human brain can judge the apparent trustworthiness of a face from a glimpse so fleeting, the person has no idea they have seen it, scientists claim.<p>Researchers in the US found that …

Squid Protein Could Help Brains 'Talk' to Computers

Unfortunately it won't allow humans to squirt ink, at least not yet.<p>In the most advanced prosthetics--such as this crazy mind-controlled robotic arm--electronic hardware interfaces directly with nerves and muscles in the human body. But getting living tissue to play nice with a circuit board is …

Protons

Schizophrenia has many genetic links, study says | Reuters

NEW YORK - More than 100 locations on the human genome may play a role in a person’s risk of developing schizophrenia, according to a new study.<p>While the results do not have an immediate effect on those living with the psychiatric disorder, one of the study’s authors said they open areas of …

New drug to prevent Alzheimer's disease enters trial

WHITE PLAINS, N.Y. — The day her mother put a plastic food container in the oven and heated it up was the day Elizabeth Miller knew the elderly woman's increasingly frequent lapses in judgment had progressed to something much worse.<p>Alzheimer's disease stole her mother, an artist who worked as a …

The Neurochemistry of Positive Conversations

Why do negative comments and conversations stick with us so much longer than positive ones?<p>A critique from a boss, a disagreement with a colleague, a fight with a friend – the sting from any of these can make you forget a month’s worth of praise or accord. If you’ve been called lazy, careless, or a …

Detecting dementia: the first steps towards dignity

While we are a long way off a cure for dementia, new techniques might help us in the drive to identify it earlier, explains Tania Browne<p>As a teenager, I lost my grandfather. But he wasn't dead. He still had his favourite music, he still loved to walk in the woods and name the flowers and plants, …

Doctors are ready to test temporary 'suspended animation' to save people with severe injuries

It sounds straight out of a bad sci-fi movie: doctors pump patients' veins full of a preserving agent to keep them in suspended animation. But that procedure could come to a hospital near you in the next few years.<p>The idea is to give doctors a bit more time to treat people with serious trauma. In …

Eavesdropping on Neurons - MIT Technology Review

A new automated version of one of neuroscience’s most important techniques, patch clamping, makes it much easier and faster for scientists to tap …

New Study Uncovers Why Stress Leads To Depression In Some, But Not Others

In response to stress, some people cope easily while others succumb to depression or other mood disorders. While depression can develop from a wide variety of biological and genetic factors, stressful events are often a major trigger. But why does stress make some people develop mood disorders …

Looking beyond brain plaque to treat Alzheimer's - Futurity

Researchers have found a new drug target to treat Alzheimer's—one that also has the potential to serve as a diagnostic tool for the disease.

Fatal cellular malfunction identified in Huntington's disease

Researchers believe they have learned how mutations in the gene that causes Huntington's disease kill brain cells, a finding that could open new …

Schizophrenia-marijuana study flips the reefer madness equation

Does marijuana smoking cause psychosis? Or could psychosis drive pot smoking?<p>If you believe the panned and parodied 1936 film "Reefer Madness," smoking weed will make one crazy and drive you to a life of crime.<p>Medical science has taken the question seriously, however, and found a strong link …

Cannabis

Dawn of bionic age? Paralysed man becomes first to use power of thought to move hand

Ohio doctors insert microchip into Ian Burkhart’s brain allowing him to move hand for first time since accident<p>A young American paralysed in a swimming accident has become the first patient to move his hand using the power of thought after doctors inserted a microchip into his brain.<p>Ian Burkhart …

Searching for the “Free Will” Neuron - MIT Technology Review

It was an expedition seeking something never caught before: a single human neuron lighting up to create an urge, albeit for the minor task of moving …

Consciousness

Team explains how mutated X-linked mental retardation protein impairs neuron function

There are new clues about malfunctions in brain cells that contribute to intellectual disability and possibly other developmental brain …