Optogenetics illuminates pathways of motivation through brain, study shows
Whether you are an apple tree or an antelope, survival depends on using your energy efficiently. In a difficult or dangerous situation, the key question is whether exerting effort—sending out roots in search of nutrients ...
Neuroscience
Nov 18, 2012 |
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Scientists revisit biochemical basis for depression
Symptoms of depression and anxiety can be induced in mice by increasing levels of acetylcholine, suggesting that depression may have different biochemical roots than previously believed, Yale School of Medicine ...
Medical research
Feb 12, 2013 |
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Neuroscientists use statistical model to draft fantasy teams of neurons
This past weekend teams from the National Football League used statistics like height, weight and speed to draft the best college players, and in a few weeks, armchair enthusiasts will use similar measures ...
Neuroscience
Apr 29, 2013 |
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Study identifies key shift in the brain that creates drive to overeat
A team of American and Italian neuroscientists has identified a cellular change in the brain that accompanies obesity. The findings could explain the body's tendency to maintain undesirable weight levels, rather than an ideal ...
Medical research
Apr 29, 2013 |
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Study shows human brain able to discriminate syllables three months prior to birth
(Medical Xpress)—A team of French researchers has discovered that the human brain is capable of distinguishing between different types of syllables as early as three months prior to full term birth. As ...
Neuroscience
Feb 26, 2013 |
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Size, wiring of brain structures in kids predict benefit from math tutoring, study says
(Medical Xpress)—Why do some children learn math more easily than others? Research from the Stanford University School of Medicine has yielded an unexpected new answer.
Neuroscience
Apr 29, 2013 |
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Hearing positive verbs can induce unconscious physical response
Hearing a verb related to physical action automatically increases the force with which people grip objects, but has no effect on their physical reaction if the word is presented in the negative form, according to research ...
Psychology & Psychiatry
Dec 05, 2012 |
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Scientists induce, relieve depression symptoms in mice with light
Among those who suffer from depression, the dual inabilities to experience enjoyment in things once pleasurable and to physically motivate oneself—to meet challenges, or even to get out of bed in the morning—have been ...
Neuroscience
Dec 12, 2012 |
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Scanning the brain: Scientists examine the impact of fMRI over the past 20 years
Understanding the human brain is one of the greatest scientific quests of all time, but the available methods have been very limited until recently. The development of functional magnetic resonance imaging (fMRI)—a tool ...
Neuroscience
Jan 16, 2013 |
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Why older adults become fraud victims more often: Brain shows diminished response to untrustworthiness
Why are older people especially vulnerable to becoming victims of fraud? A new UCLA study indicates that an important clue may lie in a particular region of the brain that influences the ability to discern who is honest and ...
Neuroscience
Dec 03, 2012 |
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Electrical brain stimulation plus drug fights depression, study reports
(HealthDay)—Treating major depression safely and affordably is a challenge. Now, Brazilian researchers have found that two techniques often used individually produce better results when used together.
Psychology & Psychiatry
Feb 06, 2013 |
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Fragile X protein linked to nearly 100 genes involved in autism
Doctors have known for many years that patients with fragile X syndrome, the most common form of inherited intellectual disability, are often also diagnosed with autism. But little has been known about how the two diagnoses ...
Genetics
Dec 12, 2012 |
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Study reveals linguistic deficits behind autistic children's difficulties understanding other people
One of the defining characteristics of autism is difficulty communicating with others. However, it is unclear whether those struggles arise only from the poor social skills commonly associated with autism, ...
Autism spectrum disorders
Apr 23, 2013 |
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Manipulation of a specific neural circuit buried in complicated brain networks in primates
A collaborative research team led by Professor Tadashi ISA from The National Institute for Physiological Sciences, The National Institutes of Natural Sciences and Fukushima Medical University and Kyoto University, developed ...
Neuroscience
Jun 17, 2012 |
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Psychopaths get a break from biology
A University of Utah survey of judges in 19 states found that if a convicted criminal is a psychopath, judges consider it an aggravating factor in sentencing, but if judges also hear biological explanations ...
Psychology & Psychiatry
Aug 16, 2012 |
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