A 3-year-old boy, who was born deaf, signed to Jessie from “Toy Story" during a recent Disneyland visit – and the character ...

Using over 30 years of observations, scientists have described for the first time how this "exceedingly rare" split arose.

One day in June 2015, primatologist Aaron Sandel was watching chimpanzees in Uganda’s Kibale National Park when he saw something that did not make sense. A small party of chimps from the Ngogo ...

Rare chimpanzee “civil war” reveals how social bonds collapse into violence, offering new insight into human conflict origins.

Researchers observed intense violence between two formerly friendly sets of chimpanzees in Uganda. The findings may have ...

Researchers have observed a "civil war" amongst wild chimpanzees for the first time.

The world’s largest-known group of chimpanzees split into two factions that are now engaged in deadly combat ...

Researchers who observed a murderous conflict unfolding in a once-unified group of wild chimpanzees say there are parallels ...

Scientists say shifting social ties can break up a once unified group of apes and ignite sustained, deadly conflict among ...

In his new book, the Harvard professor of anthropology, a former colleague of Jane Goodall, reflects on humans’ complex ...

The newest sci-fi movie on this list is from 2016, yet each movie still feels eerily current, from the subject matter to the ...