Home » Entries posted by NewsBot (Page 644)

Psychedelic compound triggers near-death experiences

New research shows that DMT, the active ingredient in ayahuasca, has the same effect on the brain as what have been described as ‘near-death experiences.’

Men and women show surprising differences in seeing motion

Researchers have found an unexpected difference between men and women. On average, their studies show, men pick up on visual motion significantly faster than women do.

The eyes may have it, an early sign of Parkinson’s disease

The eyes may be a window to the brain for people with early Parkinson’s disease. People with the disease gradually lose brain cells that produce dopamine, a substance that helps control movement. Now a new study has found that the thinning of the retin…

Brain response study upends thinking about why practice speeds up motor reaction times

Researchers report that a computerized study of 36 healthy adult volunteers asked to repeat the same movement over and over became significantly faster when asked to repeat that movement on demand — a result that occurred not because they anticipated …

Dominant men make decisions faster

Men who exhibit high social dominance make faster decisions than low-dominance men even outside a social context, finds a large behavioral study.

Stress during pregnancy increases risk of mood disorders for female offspring

High maternal levels of the stress hormone cortisol during pregnancy increase anxious and depressive-like behaviors in female offspring at the age of 2, reports a new study. The effect of elevated maternal cortisol on the negative offspring behavior ap…

Can service dogs help with anxiety?

Service dogs not only provide emotional support for people with anxiety disorders, but they can also be trained to perform essential tasks. They can detect and reduce anxiety attacks, fetch medication, and get help for people in distress. We discuss ho…

Scientists discover chemical which can kill glioblastoma cells

Aggressive brain tumor cells taken from patients self-destructed after being exposed to a chemical in laboratory tests, researchers have shown.

Technology has driven us into a cognition crisis. Is there anything we can do about it?

Adam Gazzaley, a scientist who’s spent his career researching the link between human nature and technology, has some advice on what we can do about our generation’s cognition crisis.

Category learning influenced by where an object is in our field of vision

Researchers show that category learning can be influenced by where an object is in our field of vision.