Animals like chimpanzees are autonomous beings with rich emotional lives, says animal rights lawyer Steven Wise. He’s working to get courts to recognize them as “legal persons” and grant them rights

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This senator wants to help. Sen. Bill Cassidy is trying to help hundreds of chimpanzees enjoy an easy retirement in his home state of Louisiana

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A visit to a facility in Guangdong province, where researchers are tinkering with monkey brains in order to understand the most severe forms of autism. With comments from our Jeffrey Kahn

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Jeff Sebo asks this difficult question. “You might be aware that chimpanzees can recognize themselves in a mirror, communicate through sign language, pursue goals creatively and form long-lasting friendships. You might also think that these are the kinds of things that a person can do. However, you might not think of chimpanzees as persons.”

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After years of experiments, a protracted battle to grant them legal “personhood,” and a life spent bouncing between two scientific facilities, two of the world’s most famous research chimpanzees have finally retired. Hercules and Leo arrived this morning at Project Chimps, a 95-hectare sanctuary in the wooded hills of Morgantown, Georgia

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Kellogg and his wife, Luella, had adopted Gua from Cuba at 7-and-a-half months to see if a chimp would act like a human if raised with their 10-month-old son and surrounded by other people — a bizarre thesis in any era but especially in 1931. Today, the experiment would never pass an ethics board. “Experimenting on your own children is highly problematic,” says Jeffrey Kahn of the Johns Hopkins Berman Institute of Bioethics

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A new working group will develop guidelines for determining whether moving the primates to sanctuaries is harmful to their health

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Two years after the New York Blood Center set off a storm of protest from animal welfare advocates by withdrawing support for a colony of chimpanzees used for biomedical research, the organization has joined with the Humane Society of the United States to guarantee their future care, pledging $6 million

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