Cognitive Science

The latest breakthroughs, innovations, and cool happenings at the cutting edge of the world of cognitive science. Updated daily.

Age-related increase in the expression of 11β-hydroxysteroid dehydrogenase type 1 in the hippocampus of male rhesus macaques

IntroductionThe hippocampus is especially susceptible to age-associated neuronal pathologies, and there is concern that the age-associated rise in cortisol secretion from the adrenal gland may contribute to their etiology. Furthermore, because 11β-hydroxysteroid dehydrogenase type 1 (HSD11B1) catalyzes the reduction of cortisone to the active hormone cortisol, it is plausible that an increase in the expression […]

Published on March 15, 2024

MRI brain structural and functional networks changes in Parkinson disease with REM sleep behavior disorders

BackgroundRapid eye movement sleep behavior disorder (RBD) is common in individuals with Parkinson’s disease (PD). In spite of that, the precise mechanism underlying the pathophysiology of RBD among PD remains unclear.ObjectiveThe aim of the present study was to analyze gray matter volumes (GMVs) as well as the changes of functional connectivity (FC) among PD patients […]

Published on March 15, 2024

Lexical Alignment is Pervasive Across Contexts in Non‐WEIRD Adult–Child Interactions

Abstract Lexical alignment, a communication phenomenon where conversational partners adapt their word choices to become more similar, plays an important role in the development of language and social communication skills. While this has been studied extensively in the conversations of preschool-aged children and their parents in Western, Educated, Industrialized, Rich, and Democratic (WEIRD) communities, research […]

Published on March 15, 2024