#cognitive-science

All articles tagged with "cognitive-science"

A VR experiment compared button presses with larger arm movements.
Larger movements improved learning for pattern-based categories.
The findings suggest physical responses can shape learning, not merely express it.

DT Editorial Team·Oct 24, 2026·via phys.org

Researchers analyzed 112 engraved ostrich eggshell fragments from sites in South Africa and Namibia.
The study says more than 80% of the engravings show consistent spatial patterns such as parallel lines and right angles.
The findings support the idea that early Homo sapiens used rule-based geometric design more than 60,000 years ago.

DT Editorial Team·Aug 10, 2026·via sciencedaily.com

Toronto psychologists argue AI systems optimized for frictionless experience remove 'desirable difficulties' — effortful struggle that drives deep learning and cognitive development
Social AI that is always agreeable trains users to expect sycophancy, potentially eroding tolerance for the disagreement that real human relationships require
The paper proposes 'process model' AI that scaffolds thinking rather than jumping to answers, preserving cognitive development while still providing assistance

DT Editorial Team·Mar 23, 2026·via spectrum.ieee.org

High-density EEG reveals brief sleep-like slow-wave brain activity in ADHD subjects during demanding cognitive tasks
Slow-wave intrusion episodes directly predicted errors and slow responses in trial-by-trial analysis
Finding reframes ADHD as partly an arousal regulation disorder, explaining why stimulant medications work

DT Editorial Team·Mar 18, 2026·3 min read·via sciencedaily.com