Results 111 to 120 of about 123,988 (297)

Genetic similarity promotes evolution of cooperation under lethal intergroup competition [PDF]

open access: yes, 2008
Altruism (helping others at a cost to oneself) may evolve via group selection if the cost of altruism to the individual is compensated for by growth differences among groups when (1) there is high genetic variation among members of different groups; (2 ...
John Orbell, Oleg Smirnov
core   +1 more source

Intelligent Operator‐Independent Flexibility in Robotic Non‐Destructive Evaluation

open access: yesAdvanced Intelligent Systems, EarlyView.
Non‐destructive evaluation of high‐value components remains a manufacturing bottleneck due to rigid robotic calibration and fixturing. This study presents a flexible, adaptable system integrating 3D vision and force‐position control with a collaborative KUKA LBR robot. The geometry‐agnostic system enables pose‐independent ultrasonic inspection, detects
Amine Hifi   +11 more
wiley   +1 more source

Neighborhood social environments and mental health among youth and adults in public housing

open access: yesAmerican Journal of Community Psychology, EarlyView.
Abstract Neighborhoods influence health in part through social processes. However, little is known about how multiple neighborhood social processes co‐occur, or about within (vs. between) neighborhood variation in social processes and health. This study asked how residents of a large public housing development describe their neighborhood and used ...
Jane Leer   +3 more
wiley   +1 more source

Group Reciprocity [PDF]

open access: yes
People exhibit group reciprocity when they retaliate, not against the person who harmed them, but against somebody else in that person's group. Group reciprocity may be a key motivation behind intergroup conflict.
David Hugh-Jones, Martin A. Leroch
core  

Olfactory Bulb Volume Reflects Olfactory Dysfunction and Network Organization: Insights From the Population‐Based Rhineland Study

open access: yesInternational Forum of Allergy &Rhinology, EarlyView.
ABSTRACT Background Olfactory dysfunction is common in aging and an early symptom of neurodegenerative diseases, but how structural (olfactory bulb [OB] volume) and functional (olfactory network [OFN] functional connectivity [FC]) brain features interact to shape odor identification ability remains unclear.
Weiyi Zeng   +4 more
wiley   +1 more source

Environmental stress increases out-group aggression and intergroup conflict in humans. [PDF]

open access: yesPhilos Trans R Soc Lond B Biol Sci, 2022
De Dreu CKW, Gross J, Reddmann L.
europepmc   +1 more source

Mobility and Conflict [PDF]

open access: yes
We study the role of inter-group differences in the emergence of conflict. In our setting, two groups compete for the right to allocate societys resources, and we allow for costly intergroup mobility.
Joyee Deb   +2 more
core  

Stratification Economics and Identity Economics [PDF]

open access: yes, 2015
Stratification economics represents an important new approach devoted to explaining economic inequality in terms of how social groups are separated or stratified along economic lines.
Davis, John B.
core   +1 more source

Home - About - Disclaimer - Privacy