Compared to NOISE, which is unwanted sound, a SIGNAL is any sound or message which is meant to be listened to, measured or stored. Sound signals are important in the way in which they regulate the ...

Auditory nerve Electrical signals travel from the cochlea to the brain along the auditory nerve. Semi-circular canals To help you balance. They play no part in hearing. How we hear: a sound wave ...

Scientists have shared new details about a mysterious 'underground city' sitting beneath Egypt's Khafre Pyramid.

Blood glucose is usually measured using invasive methods involving pricking small needles into the skin. But people suffering ...

When someone speaks, sound waves hit the eardrums, vibrating and sending signals to the brain. But unlike the clarity the eyes offer, ears can struggle in noisy environments, where many different ...

Blood glucose is usually measured using invasive methods involving pricking small needles into the skin. But people suffering ...

Scientists have been unable to confirm the existence of time reflection due to the amount of energy required to create a temporal interface. Using an engineered metamaterial scientists in New York ...

into signals that are sent to our brain. We can’t hear all levels of sounds. Sound waves with very high frequencies are called ultrasound and our ears can’t detect them. Ultrasound waves have ...

Acoustic phonetics is the study of the physical properties of speech and aims to analyse sound wave signals that occur within speech through varying frequencies, amplitudes and durations. One way we ...

Glucose rotates the polarised light and the rotation increases with concentration, which is reflected in the acoustic signal ...