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How feedback from cortex helps mammals make fine distinctions about odors

Everyday tasks we may regard as ‘simple’ — for example, knowing the difference between the smell of an orange and a pickle — are actually marvels of evolutionary development, the work of eons. A neuroscience team reports results of experiments that s…

Female mice are able to smell male pheromones only when ready to mate

An American study in mice reveals that hormones that dictate a female’s attraction towards males do so in part by controlling her sense of smell. The findings provide an example of how hormones may use the nose to circumvent the brain and influence beh…

Alcohol use disorder affects ’1 in 3 Americans’ in their lifetime

Despite 1 in 3 Americans having a problem with drink, only 1 in 5 receive treatment, according to a study based on tens of thousands of face-to-face interviews.

New UK study calls for radical shake-up of the Early Years curriculum to help boost achievements of summer born children

A new study by academics at Royal Holloway, University of London has suggested summer born children struggle at school entry because of unrealistic education targets and a curriculum that is out of…

Study delves into how connections between smell and memories drive product preferences

When the scent of a fragrant product triggers a fond memory that a customer holds, it is more likely to be a hit.

Delirium in critical care ‘signals twice the risk of dying’

A study finds brain dysfunction leading to delirium is common in patients receiving intensive care, and that the disorder also doubles a patient’s risk of death.

High moral reasoning linked to increased gray matter volume in the brain

Individuals with high levels of moral reasoning have greater gray matter volume in the prefrontal cortex of the brain, a new study finds.

Cooking up cognition

Study suggests chimps have cognitive capacity for cookingThese days, cooking dinner requires no more thought than turning a knob on a stovetop, but for early humans the notion that – simply by…

BPA can adversely affect parenting behavior in mice

Biparental care of offspring, or care that is administered by both parents, occurs in only a minority of species, including humans.

Genetic variation of stress hormone receptor may affect vulnerability to major depression

Scientists are beginning to unwrap the biology behind why some people are more prone to major depression and other psychiatric disorders than others when experiencing stressful life events. The researchers found that cellular activity in response to st…