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Neuroscience

Analysis and Comment (20)

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A woman drinks using a robotic arm, something she hasn't been able to do with her own arms for 15 years. Nature

Brain-controlled robotic arm toasts success with a drink

The world of brain-machine interfacing (BMI) has a new posterchild. A study on people with tetraplegia, published in Nature, has shown participants were able to control a robotic arm and hand over a broad…
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Despite being considered a scientific taboo in the past, the study of consciousness is slowly gaining momentum. emmakate deuchars

Learning experience: let’s take consciousness in from the cold

Until 20 years ago, scientists interested in empirical work on consciousness – our private subjective experiences – hid it by minimising or eliminating the “c-word”, the use of which was a career-limiting…
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Rugby player Nate Myles (far right) shouldn't have returned to the field after suffering a concussion. AAP

Correcting our blurred vision on football concussions

“He got a free trip to Disneyland.” That’s how Wally Lewis described the knockout of Nate Myles, from the Gold Coast Titans, during a tackle two weeks ago. Rugby league is a tough game with tough players;…
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The jury is still out on whether mobile phones cause cancer. yago.com

Do mobiles give you brain cancer? The verdict’s still on hold

Neurosurgeon Charlie Teo is, to many of his patients, the “angel” who cuts where other surgeons fear to go. He feels strongly about the possibility that using mobile phones might increase the risk of brain…
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You know that guy in the pub that goes on and on and on? You wouldn't believe how happy he is. Jaysun

Now, let’s talk about me: self-disclosure is intrinsically rewarding

Have you ever been at a party where someone has talked about themselves without pause? You may have thought this a case of “too much information”, but science is begging to differ. According to new research…
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Using lab rats allows us to experiment in ways that would not be acceptable in humans. ressaure

Rats, rewards and mental illness

Many forms of mental illness can affect our moods. But that isn’t all they do: they can also damage our willpower. Problems such as depression, post-traumatic stress disorder, attention-deficit hyperactivity…
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When emotions meet economics: New York police and protesters clash during the Occupy movement protests on Wall Street. AAP

Economics and the brain: how people really make decisions in turbulent times

In a 2008 paper on neuroeconomics, Carnegie Mellon University economist George Loewenstein said: “Whereas psychologists tend to view humans as fallible and sometime even self-destructive, economists tend…
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Differences in the brains of autistic infants emerge well before behavioural signs. Awen Photography

Looking for early signs of autism in the infant brain

For parents of children with autism spectrum disorder (ASD), the diagnostic process can be a long and stressful journey. Behavioural signs of ASD can appear around the child’s first birthday when he fails…
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Hesitation might be our crowning achievement. nana untel

Looking backwards and forwards – is that what makes us human?

Understanding what is special, if anything, about the human brain is a scientific problem of such magnitude it has defied all manner of investigation for centuries. And human consciousness, our experience…
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Dopamine, which is released during gaming, can influence the wiring of the adolescent brain. Steven Andrew Photography

Pleasure centre: how video games affect young brains

Teens who frequently play video games have larger reward centres in their brains than those who play less often, according to a study published today in the journal Translational Psychiatry. The researchers…
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Neuroimaging is commonplace, but do you know what you're getting into? Katrina Lawrence/AFP

Adventures in blobology: 20 years of fMRI brain scanning

This month, fMRI brain imaging celebrates its 20th anniversary. And so it should. It has come to dominate cognitive neuroscience. Massive amounts of precious funding are poured into it and thousands of…
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The brain repairs itself only minimally following damage or disease. x-ray delta one

Set to fade: is the brain doomed to degenerate?

Welcome to the sixth and final part of On the Brain, a Conversation series by people whose job it is to know as much as there is to know about the body’s most complex organ. Here, Professor Malcolm Horne…
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Addicts have choices, but those choices might be severely constrained. davidblume

Brain’s addiction: is shooting up a disease or a choice?

Welcome to part four of On the brain, a Conversation series by people whose job it is to know as much as there is to know about the body’s most complex organ. Here, Neil Levy, Head of Neuroethics at Florey…
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Susceptibility to addiction can be seen as a form of Russian Roulette. kriffster

Brain’s addiction: what makes heavy drug users different?

Welcome to part three of On the brain, a Conversation series by people whose job it is to know as much as there is to know about the body’s most complex organ. Here, Professor Andrew J. Lawrence, the Florey…
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The emerging field of neuromarketing exploits the gap between what we say and what we think. Flickr/DierkSchaefer

Our brains, our wallets – the field of neuromarketing

How do we choose? Consumers imagine themselves as rational decision-makers, able to weigh up the relative costs and benefits of decisions to arrive at reasoned choices. Yet, a growing body of research…
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Everything from playing sport to speaking a foreign language is better when done automatically. pfv

Your brain knows the moves (you just get in its way)

Welcome to part two of On the brain, a Conversation series by people whose job it is to know as much as there is to know about the body’s most complex organ. Here, Malcolm Horne, deputy director of the…
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Our understanding of how people's minds perceive time is still rudimentary. numb3r

Tick, tock, where’s your brain’s clock?

Our perception of time is something we take for granted. It drags. It goes too fast. It’s always there in the background, ticking away. But the means by which we measure, interpret and remember the flow…

Research and News (4)

Research Briefs (17)

Altered white matter in autistic brains

Autistic individuals have lower quality white matter, affecting the brain’s synchronisation of the frontal and posterior…

Marijuana impairs memory

Independent of its effect on neurons, marijuana’s psychoactive ingredient (THC) impairs memory by affecting passive support…

Seeing eye-to-eye is key to copying

Imitation may be the sincerest form of flattery, but how do our brains decide when and who we should copy? New research…

How to navigate the brain

A new brain-mapping technique has been developed to provide rapid access to brain landmarks that were previously accessible…