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Analyzing earworms: Why does that tune get stuck in your head?

What makes a tune so catchy that it won’t leave your brain? New research analyzes the data and answers this age old question. The brainworm is tamed.

Insight into the seat of human consciousness

For millennia, philosophers have struggled to define human consciousness. Now, a team of researchers has pinpointed the regions of the brain that may play a role maintaining it.

Study challenges model of Alzheimer’s disease progression

Researchers provide unprecedented evidence that basal forebrain pathology precedes and predicts both entorhinal pathology and memory impairment in people with Alzheimer’s disease.

Brain needs to be retrained after ACL injury

Regaining full function after an anterior cruciate ligament (ACL) injury is more than just physical — it requires retraining the brain, say researchers.

Stressed-out rats consume more alcohol, revealing related brain chemistry

Rodents that had been exposed to stress had a weakened alcohol-induced dopamine response and voluntarily drank more alcohol compared to controls, a new study has found. The blunted dopamine signaling to ethanol arose due to changes in the circuitry in …

The brain can reveal drinking status even after death

Scientists who use postmortem brain tissue to study alcohol’s effects on brain structure and function will find this research interesting. Phosphatidylethanol (PEth) is an alcohol metabolite and its concentration in whole blood samples is a biomarker…

Worrying about health increases heart disease risk

A new study looks at the consequences of health anxiety on heart health. Excessive worrying over one’s health might increase the risk of heart disease.

Stem cell therapy appears to have TBI treatment effect

Results of a cellular therapy clinical trial for traumatic brain injury (TBI) using a patient’s own stem cells showed that the therapy appears to dampen the body’s neuroinflammatory response to trauma and preserve brain tissue, according to researc…

Brain ‘reads’ sentences the same in English, Portuguese

When the brain “reads” or decodes a sentence in English or Portuguese, its neural activation patterns are the same, new research shows. The study is the first to show that different languages have similar neural signatures for describing events and sce…

Diagnosis of Alzheimer’s disease: Llama antibodies detect cerebral lesions

The major challenge facing physicians treating Alzheimer’s is the ability to detect markers of the disease as early as possible. These markers, located in the brain, are difficult to access, hampering diagnosis. Using two types of llama antibody capabl…