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Brain size may predict risk for early Alzheimer’s disease
New research suggests that, in people who don't currently have memory problems, those with smaller regions of the brain's cortex may be more likely to develop symptoms consistent with very early Alzheimer's disease.
Crucial advances in ‘brain reading’ demonstrated
A new study demonstrates several crucial advances in "brain reading" or "brain decoding" using computerized machine learning methods. Researchers classified data taken from people being scanned while watching videos meant to induce nicotine cravings and detected whether people were watching and resisting cravings, indulging in them, or watching videos that were unrelated to smoking or ...
Prejudice comes from a basic human need and way of thinking, new research suggests
Where does prejudice come from? Not from ideology, say the authors of a new article. Instead, prejudice stems from a deeper psychological need, associated with a particular way of thinking. People who aren't comfortable with ambiguity and want to make quick and firm decisions are also prone to making generalizations about others.
How pregnancy changes a woman’s brain
We know a lot about the links between a pregnant mother's health, behavior, and moods and her baby's cognitive and psychological development once it is born. But how does pregnancy change a mother's brain?
Habit formation is enabled by gateway to brain cells
A brain cell type found where habits are formed and movement is controlled has receptors that work like computer processors to translate regular activities into habits, researchers report. "Habits, for better or worse, basically define who we are," said one of the researchers. Habits also provide mental freedom and flexibility by enabling many activities to ...
We are natural born multi-taskers
Scientists have found that we are natural-born multi-taskers. They found evidence that we can pay attention to more than one thing at a time.
New method of infant pain assessment
Recently, the accuracy of current methods of pain assessment in babies have been called into question. New research measures brain activity in infants to better understand their pain response.
Diagnosis, treatment of depression among elderly depend on racial, cultural factors
Despite improvements to diagnostic tools and therapies in the two last decades, significant disparities in the diagnosis and treatment of depression remain, according to new research.
Why humans are so sociable these days
Humans have evolved to become the most flexible of the primates and being able to live in lots of different social settings sets us apart from non-human primates, suggests new research.
Synesthesia linked to a hyper-excitable brain
Hyper-excitability' in regions of the brain may underlie synesthesia, an unusual condition where some people experience a 'blending of the senses', new researchers suggest.