New evidence suggests an ancient primate lineage safely traveled from Africa to South America on a raft of vegetation. It was a one-in-a-million chance—and it happened more than once.

Great apes – bonobos, chimpanzees, gorillas, orangutans – all emit play calls that acoustically resemble human chuckles.

While laughter is often considered uniquely human, tied to language and sense of humor, all great apes produce remarkably ...

Our recent research suggests that twins were actually the norm much further back in primate evolution, rather than an unusual ...

Research led by the National Institute of Biological Sciences in Beijing has discovered that switching on a single dormant ...

Each evening, before turning in for the night, orangutans “make their beds,” building leafy nests of twigs and foliage to ...

A new study from Indiana University discovered that bonobos, humans’ closest living relatives, make similar vocalizations ...

Apes lived in this changing environment, which helped shape their evolution.Their behavior and diet were influenced by the landscape.

From playgrounds to primate sanctuaries, a new study by the University of California in Santa Barbara in the US and the and ...

A new study shows that both chimpanzees and young children are drawn to watching social interactions—sometimes even at a cost ...

Her curiosity piqued by a spate of Bigfoot-related coincidences, columnist searches for answers about the legendary, elusive, ...

The shift from lizard-like sprawl to upright walking in mammals wasn’t a smooth climb up the evolutionary ladder. Instead, it ...