This Old Experiment With Mice Led to Bleak ... - Smithsonian Magazine
网页2024年8月8日 · This Old Experiment With Mice Led to Bleak Predictions for Humanity’s Future. From the 1950s to the 1970s, researcher John Calhoun gave rodents unlimited food and studied their behavior in...
Universe 25: The Mouse "Utopia" Experiment That Turned Into An ...
网页2021年7月22日 · The experiment began, and as you'd expect, the mice used the time that would usually be wasted in foraging for food and shelter for having excessive amounts of sexual intercourse. About every...
Behavioral sink - Wikipedia
网页In his most famous experiment in the series, "Universe 25", [11] population peaked at 2,200 mice even though the habitat was built to tolerate a total population of 4000. Having reached a level of high population density, the mice began exhibiting a variety of abnormal, often destructive, behaviors including refusal to engage in courtship, and ...
Mouse Heaven or Mouse Hell? - Science History Institute
网页2022年5月17日 · John Calhoun crouching inside Universe 25, his famous mouse-behavior experiment, February 1970. Officially, the colony was called the Mortality-Inhibiting Environment for Mice. Unofficially, it was called mouse heaven. Biologist John Calhoun built the colony at the National Institute of Mental Health in Maryland in 1968.
John B. Calhoun - Wikipedia
网页Mouse experiments. John Calhoun (age 52) with mice experiment (1970). In the early 1960s, the National Institute of Mental Health (NIMH) acquired property in a rural area outside Poolesville, Maryland. The facility that was built on this property housed several research projects, including those headed by Calhoun.
老鼠乌托邦 - 知乎 - 知乎专栏
网页Mouse Utopia Experiment（老鼠乌托邦或者叫老鼠世界）是生态学家John B. Calhoun进行的一场研究白鼠无限繁殖的实验，实验场里有边长2.7米，高1.4米的方形金属栅栏围成的空间，总共可以容纳3840只老鼠，里面配有供老鼠活动的隧道，可以通往老鼠的巢穴，并且有投 …
Universe 25 Experiment | TS Digest | The Scientist
网页2024年5月28日 · Universe 25 Experiment Explained. In 1968, Calhoun had started the experiment by introducing four mouse couples into a specially designed pen—a veritable rodent Garden of Eden—with numerous “apartments,” abundant nesting supplies, and unlimited food and water.
The Doomed Mouse Utopia That Inspired the ‘Rats of NIMH’
网页2016年9月14日 · On July 9th, 1968, eight white mice were placed into a strange box at the National Institute of Health in Bethesda, Maryland. Maybe “box” isn’t the right word for it; the space was more like a...
Study decodes surprising approach mice take in learning
网页2023年9月15日 · In a new study that examines learning from reward, MIT researchers deciphered some initially mystifying mouse behavior, yielding new ideas about how mice think and a mathematical tool to aid future research.
Lab mice go wild: making experiments more natural in order to …
网页2023年6月14日 · Lab mice go wild: making experiments more natural in order to decode the brain. Armed with technologies to track a creature’s every move, neuroscientists are gaining insights into animal — and...