By: Tanya Lewis, LiveScience Staff Writer Published: 04/23/2013 07:07 PM EDT on LiveScience The two halves of the human brain are not symmetrical....

Teamwork is a hallmark of the human species, but a new study shows we're not the only ones to cooperate. Chimpanzees team up to help each other to ach...

Tetsuro Matsuzawa, a researcher at Kyoto University, showed that a chimpanzee named Ayumu clearly out-performed humans on some working memory tests, a category of short-term recall. What is surprising is that anybody finds this surprising.

People tend to believe that our species is superior to and separate from the animal kingdom, that we are the end point of the evolution of life on earth. That notion is not only false but extraordinarily dangerous.

By: Tanya Lewis, LiveScience Staff Writer Published: 02/01/2013 11:52 AM EST on LiveScience Chimpanzees can learn to use tools more efficiently b...

NEW ORLEANS — Chimpanzees who have spent their lives in U.S. research labs being prodded, poked and tested may be headed for retirement in a lea...

By: Tia Ghose, LiveScience Staff Writer Published: 01/15/2013 12:20 PM EST on LiveScience Humans aren't the only ones who cry "no fair."...

Against all odds, the great apes have hung on in remote pockets of the world into the 21st century. Their fate will decided in the remainder of the century, as we grapple with large scale environmental changes that threaten our own lives as well.

by Daniel Cossins on 27 August 2012, 3:00 PM | Rob a bank and it won't be the teller who sentences you to jail, but rather a judge. This is known ...

Because of the continued debate over the scientific use of chimpanzees, the eminent Institute of Medicine (IOM) in the United States recently assessed the necessity of studying chimpanzees in biomedical research.

There are scads of examples of long-term attachments between animals of different species. The problem is that all these cases have occurred among captive or semi-captive animals in zoos, wildlife parks, or research labs.

An animal advocacy group is demanding that four chimpanzees at a medical testing firm be allowed to retire. The Physicians Committee for Responsi...