Social hierarchies are everywhere—think of high school dramas, where the athletes are portrayed as the most popular, or large companies, where the CEO makes the important decisions. Such hierarchies ...

The study conducted in male mice found that bigger social tumbles are more stressful. Imaging of the mouse brain with key gene highlighted by blue stain. The University of Texas at Austin. Social ...

Editor: In our American society, people are ranked in a hierarchy in which those with certain identities are valued more than others. For people in higher-status categories, their lives are worth more ...

Researchers have shown that mice use chemical cues, including odors, to detect the social rank of an unfamiliar mouse and compare it to their own, using this information to determine their behavior.