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Assumptions of equality could hinder group decision-making ability

Researchers have demonstrated that group decision-making is affected by equality bias, whereby individuals underestimate or overestimate their own competency at forming judgments.

From brain tumors to memory: A very multifunctional protein

A protein called BAI1 involved in limiting the growth of brain tumors is also critical for spatial learning and memory, researchers have discovered. BAI1 is part of a regulatory network neuroscientists think is connected with autism spectrum disorders.

Mood, anxiety disorders common in Tourette patients, emerge at a young age

A new study of Tourette syndrome (TS) has found that nearly 86 percent of patients who seek treatment for TS will be diagnosed with a second psychiatric disorder during their lifetimes, and that nearly 58 percent will receive two or more such diagnoses.

Understanding how neurons shape memories of smells

In study that helps to deconstruct how olfaction is encoded in the brain, neuroscientists have identified a type of neuron that appears to help tune, amplify and dampen neuronal responses to chemosensory inputs from the nasal cavity.

‘Ouch zone’ in brain identified

Activity in a brain area known as the dorsal posterior insula is directly related to the intensity of pain, a brain imaging study has found. These results could help detect pain in people with limited communication abilities. The research team now plan…

Protein in brain can ‘put the brakes’ on binge drinking

A new study identifies both where in the brain and how a protein in the brain, called Neuropeptide Y or NPY, can act to suppress binge alcohol drinking. These findings suggest that restoring NPY may be useful for treating alcohol use disorders and may …

African-American cancer patients’ depression symptoms under-recognized, study finds

A researcher who has long examined quality-of-life issues in cancer patients wondered whether depression in African-American cancer patients has been under-recognized for treatment. Accurately assessing depression in cancer patients is difficult in gen…

The brain treats real and imaginary objects in the same way

The human brain can select relevant objects from a flood of information and edit out what is irrelevant. It also knows which parts belong to a whole.

Trying to lose weight? How to avoid setting yourself up for failure

If you’re on a diet, just skipping dessert can seem like a huge accomplishment, leading you to think you’re well on your way to losing weight.

Antibodies to brain proteins may trigger psychosis

Antibodies defend the body against bacterial, viral, and other invaders. But sometimes the body makes antibodies that attack healthy cells. In these cases, autoimmune disorders develop.