For the millions of people worldwide who have lost their ability to speak due to stroke, ALS, or other neurological injuries, ...

Helium is much lighter than air, so sound waves move much faster through the gas. This amplifies the higher frequencies in your voice. The gas sulfur hexafluoride works in the opposite way.

Vocal cords weaken as you age, causing your voice to sound different. These steps can help make your voice sound younger.

A team of researchers at Penn State College of Engineering have been fine-tuning a technology that allows them to create ...

Directing sound to a specific location is difficult because of how sound waves behave. As vibrations move through the air, ...

trumpet the sound from the trumpet comes from a vibrating column of air created by buzzing lips of the trumpeter A sound wave is a longitudinal wave. When an object vibrates it produces a ...

What happens when a quantum physicist is frustrated by the limitations of quantum mechanics when trying to study densely ...

sound panels, or even blankets before recording to ensure that your voice sounds its best. Once your space is established, your next step is to use the right equipment. For clear, crisp audio ...