Sound News

Researchers Find a Way to Tap into Long-Lived Sound Waves in Glass

January 2, 2017

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Researchers Enhance the Lifetime of Sound Waves Traveling Through Glass

A newly published study from Yale scientists reveals how to enhance the lifetime of sound waves traveling through glass — the material at the heart of fiber optic technologies. Everyday experience tells us that glass (silica) is highly transparent. In fact, silica is one of the most transparent materials on earth. Light can propagate for […]

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Researchers Recreate the Song of 165 Million Year Old Katydid

February 7, 2012

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Fossil cricket reveals Jurassic song

At dusk, A. musicus sings in a Jurassic forest of Northwest China. By reconstructing the microscopic wing features found on a fossil discovered in North East China, a team of scientists have recreated the song of a 165 million year old cricket. This new fossil species was named Archaboilus musicus and provided researchers with never […]

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Recordings by Alexander Graham Bell Restored 130 Years Later

December 27, 2011

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Recordings by Alexander Graham Bell Restored 130 Years Later

We can now listen to audio-recordings made by Alexander Graham Bell 130 years ago. These audio recordings were stored at the Smithsonian Institution for over a century and were thought to be obsolete, but no longer. New technology has recovered the recordings so that they can be heard. Scientists used high-resolution scans through IRENE/3D, a […]

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Riot Shields That Create A ‘Wall of Sound’ Patented

December 15, 2011

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Riot Shields That Create A 'Wall of Sound' Patented

As they are right now, riot shields do the job of protecting police quite well, but they offer little in the way of offense. Riot shields that could project a wall of sound would be a whole different story. They could offer a way to defuse situations before police get close enough to be in […]

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