Cats distinguish between speech directed at them and humans

A small study has found that cats may change their behavior when they hear their owner's voice talking in a tone directed to them, the cats, but not when hearing the voice of a stranger or their owner's voice directed at ...

Simplified voice box enriches human speech

An ongoing debate among scientists, on why chimpanzees and other nonhuman primates cannot speak or sing like humans, has focused mainly on evolutionary changes in human brain development. Attention has now expanded to anatomical ...

Creating eco-friendly sound absorbers from seaweed

From airplanes to apartments, most spaces are now designed with sound-absorbing materials that help dampen the droning, echoing and murmuring sounds of everyday life. But most of the acoustic materials that can cancel out ...

The case for speaking politely to animals

How we speak matters to animals. Horses, pigs and wild horses can distinguish between negative and positive sounds from their fellow species and near relatives, as well as from human speech, according to new research in behavioral ...

Can we perceive gender from children's voices?

The perception of gender in children's voices is of special interest to researchers, because voices of young boys and girls are very similar before the age of puberty. Adult male and female voices are often quite different ...

page 2 from 40