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Neuroscience news

Neuroscience

'Attentional bias' reveals deep connection between numbers and space in the brain

Researchers from Tokyo Metropolitan University have studied the relationship between numerical information in our vision, and how it affects our perception of space.

Neuroscience

Study shows tooth loss, not low-protein intake, drives memory decline in aging mice

Tooth loss doesn't just make eating harder, it may also make thinking more challenging. A new study from Hiroshima University shows that aging mice missing their molars experience measurable cognitive decline, even when their ...

HIV & AIDS

Brain chemistry can reactivate or suppress dormant HIV

Human immunodeficiency virus (HIV) infections are still fairly common and an estimated 40 million people worldwide are currently living with this condition. The HIV virus attacks the body's immune system and thus makes those ...

Psychology & Psychiatry

Humans could have as many as 33 senses

Stuck in front of our screens all day, we often ignore our senses beyond sound and vision. And yet they are always at work. When we're more alert, we feel the rough and smooth surfaces of objects, the stiffness in our shoulders, ...

Neuroscience

To flexibly organize thought, the brain makes use of space

Our thoughts are specified by our knowledge and plans, yet our cognition can also be fast and flexible in handling new information. How does the well-controlled and yet highly nimble nature of cognition emerge from the brain's ...

Neuroscience

How age affects recovery from spinal cord injury

A study published in Neurology looks at how age may affect recovery for people with spinal cord injuries. "With population growth and improvements in medicine, the number of people diagnosed with spinal cord injury is increasing ...

Neuroscience

Why there's always room for dessert—an anatomist explains

You push back from the table after Christmas lunch, full from an excellent feast. You really couldn't manage another bite—except, perhaps, a little bit of pudding. Somehow, no matter how much you've eaten, there always ...

Psychology & Psychiatry

Compulsive behaviors may stem from too much (misguided) self-control

A long-held view is that compulsive behaviors involve individuals getting stuck in a "habit loop" that overrides self-control, but new research in rats from the University of Technology Sydney (UTS) suggests this might not ...

Oncology & Cancer

How brain tumor cells influence neurons and vice versa

Gliomas are cancers that originate directly in the brain, instead of spreading to the brain from other parts of the body. These cancers cannot be cured with conventional cancer treatments, as they spread into healthy brain ...

Diseases, Conditions, Syndromes

Happy music could help you recover from motion sickness

Scientists studying ways of improving motion sickness have found that playing different types of music may help people recover more effectively. Using a specially calibrated driving simulator, they induced car sickness in ...

Neuroscience

How aging drives neurodegenerative diseases

A University of Cologne research team has identified a direct molecular link between aging and neurodegeneration by investigating how age-related changes in cell signaling contribute to toxic protein aggregation.

Neuroscience

Neurosurgeon describes 8 common myths about back pain

Back pain is common, but several myths about it persist. Meghan Murphy, M.D., a neurosurgeon at the Mayo Clinic Health System in Mankato, describes eight of them and provides the facts.