Add Yahoo as a preferred source to see more of our stories on Google. Sixty years ago, scientists embarked on an experiment to teach American Sign Language to chimpanzees—and ultimately prove humans ...

BACK in the days of the Cold War, the Soviet Union conducted all kinds of horrific experiments in the name of science. We unearth five of the most terrifying that took place under the communist regime ...

Add Yahoo as a preferred source to see more of our stories on Google. Haven is a place on Earth. Chimp Haven, that is — the retirement home for New Mexico chimpanzees used for biomedical experiments ...

New research on chimpanzees is forcing scientists to rethink where the line between human and animal minds really lies. In carefully designed experiments, chimps are not just grabbing at treats or ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...

A recent study performed on chimpanzees demonstrates that chimpanzees possess cognitive flexibility similar to that of humans. When circumstances or evidence change, chimps appear to do the thing ...