![TIL that ethologist John B. Calhoun created "rat utopias" in order to conduct over-population experiments between 1958 and 1962. Ultimately, the experiments ended in societal collapse. : r/todayilearned TIL that ethologist John B. Calhoun created "rat utopias" in order to conduct over-population experiments between 1958 and 1962. Ultimately, the experiments ended in societal collapse. : r/todayilearned](https://external-preview.redd.it/hFEtX7m_PwXCEb6gX_GesvDgxH-oxJrLeHDmpXANVNc.jpg?auto=webp&s=c58ed8da2e91f2296d2729612cfb6d301476d47b)
TIL that ethologist John B. Calhoun created "rat utopias" in order to conduct over-population experiments between 1958 and 1962. Ultimately, the experiments ended in societal collapse. : r/todayilearned
IFLScience - Every need of the mice were met. Then things went horribly wrong: https://ifls.online/3ByYkED | Facebook
Tea in the ancient world: Calhoun's Universe 25 mice experiments; overpopulation effects related to modern social themes
![Universe 25 Experiment: How Did the Mouse Utopia Project Turned Into Population Demise? | Science Times Universe 25 Experiment: How Did the Mouse Utopia Project Turned Into Population Demise? | Science Times](https://1721181113.rsc.cdn77.org/data/images/full/48240/universe-25-experiment-how-did-the-mouse-utopia-project-turned-into-population-demise.jpg)
Universe 25 Experiment: How Did the Mouse Utopia Project Turned Into Population Demise? | Science Times
![Man uses John Calhoun's 'Universe 25 Experiment' to show that he thinks modern society has too many "feminized men" and "aggressive women." : r/LinkedInLunatics Man uses John Calhoun's 'Universe 25 Experiment' to show that he thinks modern society has too many "feminized men" and "aggressive women." : r/LinkedInLunatics](https://preview.redd.it/man-uses-john-calhouns-universe-25-experiment-to-show-that-v0-8x7p14f5x0ba1.jpg?width=462&format=pjpg&auto=webp&s=5ceacfefce9bf78de7cc2c1ee85139161ad8001e)
Man uses John Calhoun's 'Universe 25 Experiment' to show that he thinks modern society has too many "feminized men" and "aggressive women." : r/LinkedInLunatics
![Tea in the ancient world: Calhoun's Universe 25 mice experiments; overpopulation effects related to modern social themes Tea in the ancient world: Calhoun's Universe 25 mice experiments; overpopulation effects related to modern social themes](https://1.bp.blogspot.com/-TDolmkIRqCY/X03myTyoRyI/AAAAAAABxNU/9RAENGS_cL8gU-8jkxmwJ4ZDEhxn_EJ9wCLcBGAsYHQ/s2622/chad%2Band%2Bincel.jpg)