NASA’s early space missions sent monkeys into orbit to study the effects ... tests may have unintentionally revealed clues about human evolution. Could these experiments have uncovered hidden ...

The monkeys' "ultra-yodels" had frequency leaps that were five times larger than human frequency changes, often exceeding ...

The unnamed monkey is popular with guests at ... s Tianjin Zoo is popular with visitors because of his human-like face and “distressed man” expressions — but these unique features have ...

(MENAFN- Swissinfo) Several species of South American monkeys are capable of yodelling ... the membranes disappeared in the course of human evolution. As the ability to speak evolved, it ...

Professor Tecumseh Fitch, an expert in human vocal evolution from the University of Vienna and a co-author of the study, said: “Our study shows that vocal membranes extend the monkey’s pitch ...

These membranes disappeared from humans through evolution to allow for more stable speech. These membranes allow monkeys to introduce "voice breaks" to their calls at the same rapid transitions in ...