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Thursday, July 17, 2025

Evidence of mother-offspring attachment types in wild chimpanzees

A team of researchers has identified distinct mother-offspring attachment types in wild chimpanzees (Pan troglodytes verus). Drawing parallels with human psychology, the study provides compelling evidence that wild chimpanzee infants, like human children, develop critical secure and insecure-avoidant attachment patterns to their mothers. However, unlike humans and some captive chimpanzees, wild chimpanzees did not exhibit disorganized attachment characterized by high rates of aggression. This raises new questions about how this type of attachment may be shaped by survival and modern environmental pressures.

Cell death discovery could lead to next-gen drugs for neurodegenerative conditions

Researchers have discovered how to block cells dying, in a finding that could lead to new treatments for neurodegenerative conditions like Parkinson's and Alzheimer's. The team has identified a small molecule that can selectively block cell death.

The how and why of the brain's division across hemispheres

Why does the brain split visual spatial perception between its hemispheres? A new review by neuroscientists examines the advantages and trade-offs, and how the brain ultimately makes vision feel seamless.

Calorie counts on menus and food labels may not help consumers choose healthier foods, new research shows

Hand using fitness plan mobile app on smartphone to check the nutrition facts and calories intake of a beef cobb salad.

Knowing the calorie content of foods does not help people understand which foods are healthier, according to a study I recently co-authored in the Journal of Retailing. When study participants considered calorie information, they rated unhealthy food as less unhealthy ^[1] and healthy food as less healthy. They were also less sure in their judgments.

In other words, calorie labeling didn’t help participants judge foods more...

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