social evolution
Image of the Day: Cuddle Buddies
Image of the Day: Cuddle Buddies
Sukanya Charuchandra | Jun 1, 2018
Researchers studying macaques in Morocco find that socialization improves the monkeys’ odds of surviving the winter. 
What Made Human Brains So Big?
What Made Human Brains So Big?
Ashley Yeager | May 24, 2018
Ecological challenges such as finding food and creating fire may have led the organ to become abnormally large, a new computer model suggests.
Chimps Share Microbes When Socializing
Chimps Share Microbes When Socializing
Kate Yandell | Jan 15, 2016
Social interaction influences the chimpanzee microbiome, increasing the number of microbial species the primates share.
The Evolution of Social Bees
The Evolution of Social Bees
Ruth Williams | May 14, 2015
Scientists describe the genetic changes associated with solitary-to-social transitions throughout bee evolution.
Pleasure To Smell You
Pleasure To Smell You
Jef Akst | Mar 4, 2015
People tend to sniff their mitts after shaking hands with someone of the same sex, suggesting that the traditional greeting may transmit chemosensory signals.
When Males Kill Young
When Males Kill Young
Jyoti Madhusoodanan | Nov 13, 2014
Many social factors contributed to the evolution of male infanticide in mammal societies.
A Lot Like Humans
A Lot Like Humans
Tracy Vence | Oct 15, 2013
Scientists find that bonobos can form friendships and show concern for others.
“Social” Chromosome Discovered
“Social” Chromosome Discovered
Sabrina Richards | Jan 16, 2013
Researchers identify a chromosome in ants that influences colony social structure and, much like the mammalian Y sex chromosome, doesn’t recombine.