“Sometimes I feel like I’ve chosen the most difficult thing in the world to study,” Cheryl Knott tells me as we sit beneath the rain forest canopy at her orangutan research station in ...

Duke's face says it all. He was as surprised as a child spotting a chimpanzee at a zoo for the first time. Science reveals that humans share 97 percent of their DNA with orangutans. In this case ...

Mission Critical explored the challenges that orangutans face in the wild, and the obstacles that scientists, photographers, and explorers face when documenting them in the thick rain forest of ...