For the first time, researchers were able to transmit, or "tunnel," sound waves across extremely small distances between two crystals in a vacuum. When you purchase through links on our site, we may ...

The film explains the fundamentals of acoustics, detailing how sound waves travel through air, the effects of temperature on sound speed, and the phenomenon of refraction. It describes the anatomy of ...

Sound waves decrease in amplitude as they pass through the fluid-filled cochlea of the inner ear. The inner ear’s outer hair cells (OHCs) are specially equipped to mitigate this loss in amplitude so ...

Scientists have long debated how we perceive the absence of sound waves hitting our ears. DrPixel via Getty Images From the roar of a crowd to the quiet of a library, sound and silence might seem like ...

Sound needs a medium (solid, liquid, or gas) to travel. Space is a vacuum, lacking the matter to carry sound waves. No sound in space means no echoes. While a near-perfect vacuum, some sounds can be ...

MENLO PARK, Calif. (KGO) -- If you enjoy all the live performances in the Bay Area, you are no doubt grateful for the gift of sound. One Bay Area company is hoping to restore that gift to thousands of ...