In this 4.4-million-year-old skeleton, scientists may have found the missing step between climbing and walking.

This video traces the human evolutionary tree from great apes to modern Homo sapiens, explaining the difference between ...

A comparative study of laughter across humans and other great apes found that its regular rhythmic structure may date back ...

Laughter is universal among humans. Researchers have found that our closest relatives, apes, also laugh, and do it with a ...

Words vanish the instant they’re spoken, and no skeleton can tell us when our ancestors first started talking. So how can ...

Great apes may have been laughing with a similar rhythm to modern humans for at least 15 million years, a University of ...

Until now, it had been unclear how our laughter may have changed over millions of years of evolution, and how it might relate ...

For decades, scientists have been studying the cognition of great apes to understand how our own complex cognitive abilities evolved. Much of the research is based on the idea that if a particular ...

The study compared laughter from four orangutans, two gorillas, three bonobos, four chimpanzees, and four human children, ...

All living great apes (orangutans, bonobos, chimpanzees, gorillas, and humans) laugh. However, it’s been unclear how laughter ...

A laugh can feel spontaneous, messy, almost impossible to pin down. But deep inside that burst of sound, researchers found a ...