Monkeys known as macaques possess the vocal anatomy to produce "clearly intelligible" human speech but lack the brain circuitry to do so, according to new research. The findings — which could apply to ...

The study, published in Science Advances, analyzed the vocal tracts of monkeys by taking X-ray videos and tracking the movements used to grunt, as well as observing their faces, tongues and larynxes ...

Years of research suggested non-human primates couldn't talk because they didn't have the muscles to do so. A neuroscientist says only their brains are stopping them from speaking You can save this ...