A–Z Glossary

Sound localization

The ability to figure out where a sound is coming from in the environment.

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Baby reacting to sounds explained

Baby reacting to sounds explained

What babies actually do when they hear sound Babies are often described as if they are simply “hearing” a sound, but the observable behavior is usually more nuanced. A newborn may stop moving, blink, widen the eyes, change facial expression, suck more slowly, quiet, or orient the head and eyes toward the sound source. These […]

Why babies turn toward voices

Why babies turn toward voices

Newborns are biologically prepared to orient toward sound Babies do not arrive in the world as passive listeners. From the first days of life, the auditory system is already capable of detecting changes in the environment, and classic newborn studies show that infants orient toward sound by turning their heads. This is often described as […]