Image of the Day: Wolves Playing Fetch
Image of the Day: Wolves Playing Fetch
A new study shows wolf pups responding to vocal encouragement from humans.
Image of the Day: Wolves Playing Fetch
Image of the Day: Wolves Playing Fetch

A new study shows wolf pups responding to vocal encouragement from humans.

A new study shows wolf pups responding to vocal encouragement from humans.

cooperation
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.
Image of the Day: Trade Deals
Image of the Day: Trade Deals
The Scientist Staff | Jan 24, 2017
The forces of supply and demand appear influence paper wasp (Polistes dominula) populations. When more nest options are available, helper wasps work fewer hours to earn membership in a colony.
Opinion: Monogamy and Cooperation Are Connected Through Multiple Links
Opinion: Monogamy and Cooperation Are Connected Through Multiple Links
David F. Westneat, Jacqueline R. Dillard | Jul 31, 2016
Why does cooperation evolve most often in monogamous animals?
On Becoming Human
On Becoming Human
Mary Beth Aberlin | Jul 31, 2016
Some thoughts on going to the Galápagos
Multicellular Cooperation Curbs Cheating
Multicellular Cooperation Curbs Cheating
Jenny Rood | Jun 30, 2016
An experimental evolution study shows that more cheaters arise when bread mold fungal cells are less related to one another.
Behavior Brief
Behavior Brief
Catherine Offord | Mar 24, 2016
A round-up of recent discoveries in behavior research
Contributors
Contributors
Karen Zusi | Dec 31, 2015
Meet some of the people featured in the January 2016 issue of The Scientist.
All Together Now
All Together Now
Mary Beth Aberlin | Dec 31, 2015
Understanding the biological roots of cooperation might help resolve some of the biggest scientific challenges we face.
Inventing Teamwork
Inventing Teamwork
The Scientist Staff | Dec 31, 2015
What can social networks among hunter-gatherers in Tanzania teach us about how cooperation evolved in human populations?