William Mullen

As Kwan--a sleek, muscular, 401-pound gorilla--regally stepped from a crate into an airy suite of holding cages, he became the first official resident of the Regenstein Center for African Apes....

Sixty-seven years after borrowing important documents from the government of Iran, the University of Chicago's Oriental Institute announced Wednesday that its scholars have read them, digested them and are finally...

The 700-ton World War II-era submarine atop the wooden timbers was irreplaceable, and the museum officials in the pit below it were tense. Months ago, Museum of Science and Industry...

After finishing up three and a half years of research at the University of California Santa Cruz, sea lions Abby, Bailey and Annie returned home to Brookfield Zoo this week,...

A gang of climbing primates came to the Lincoln Park Zoo on Tuesday to test if its new, $25.7 million ape house really is escape-proof--something keepers wanted to know before...

A Lincolnshire company is taking Nobel Prize-winning medical technology that is its main business, computed axial tomography, better known as CT scans that hunt for things like brain tumors, and...

When a 13-year-old lowland gorilla mother named Baraka died last week, a small but important part of Brookfield Zoo history died with her. It was Baraka who made it possible...

While little girl chimpanzees in the African wild stick close to their moms and learn useful, everyday tasks, like how to fish tasty termites out of the earth, little boy...

The news stunned Lily Rodriguez. The Peruvian ecologist and her colleagues had just celebrated their success in getting Peru to create the world's largest privately managed national park, the Cordillera...

The news stunned Lily Rodriguez. The Peruvian ecologist and her colleagues had just celebrated their success in getting Peru to create the world's largest privately managed national park, the Cordillera...