Asian colobines, also known as leaf-eating monkeys, have been on the planet for about 10 million years. Their ancestors crossed land bridges, dispersed across continents, survived the expansion and contraction of ice sheets ...
Evolution
Jun 1, 2023
0
69
A groundbreaking new research project has analyzed the evolution of the placental mammal skull using 3D scans of 322 specimens housed in more than 20 international museum collections, and crafted a new model of how mammals ...
Evolution
Oct 28, 2022
0
380
Female white-faced capuchin monkeys living in the tropical dry forests of northwestern Costa Rica may have figured out the secret to a longer life—having fellow females as friends.
Plants & Animals
Aug 10, 2022
0
296
What's the link between social life and brain structure? Researchers from the University of Pennsylvania, the Stem Cell and Brain Research Institute at Inserm, and elsewhere are now one step closer to understanding this connection ...
Plants & Animals
Apr 13, 2022
0
152
Ants are renowned in the insect world for their complex social structure and behaviors. Workers and foragers support the queen, faithfully carrying out their social roles for the overall health of the colony. This complex ...
Plants & Animals
May 18, 2021
1
64
Gorillas have more complex social structures than previously thought, from lifetime bonds forged between distant relations, to "social tiers" with striking parallels to traditional human societies, according to a new study.
Plants & Animals
Jul 9, 2019
3
1573
Starting about 7,000 years ago, something weird seems to have happened to men: Over the next two millennia, recent studies suggest, their genetic diversity —specifically, the diversity of their Y chromosomes—collapsed. ...
Biotechnology
May 29, 2018
57
1689
For most people, frustration is a condition to be avoided. But for scientists studying certain "frustrated" ensembles of interacting components - that is, those which cannot settle into a state that minimizes each interaction ...
Quantum Physics
Jun 2, 2010
2
0
(PhysOrg.com) -- Scientists report having observed and filmed bonobos (also known as pygmy chimpanzees) shaking their heads to say “no” to prevent an unwanted behavior in another animal. Bonobos have never before been ...
A team of computer scientists at the University of Pennsylvania investigating the political, social and economic struggle between individual self-interest and the need to build a consensus have learned that, depending only ...
Computer Sciences
Jan 28, 2009
0
94
