News tagged with acoustic

Environmental scandal in Chile

Until recently, the disastrous scale of the threat posed by salmon farms to the fauna and National Park of the Aysen region of southern Chile was entirely unknown. The unexpected discovery was made by researchers ...

dateJun 22, 2010 in Ecology
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Christmas Carol Talk

Even without the lyrics, the tunes of some Christmas carols -- such as "Jingle Bells" or "Deck the Halls" -- sound uplifting. But the melodies of other songs like "We Three Kings" have a different, somber sound.

dateDec 22, 2009 in Other
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Seeing sound in a new light

The National Physical Laboratory Acoustics team has been investigating acoustic cavitation – the formation and implosion of micro cavities, or bubbles, in a liquid caused by the extreme pressure variations ...

dateNov 24, 2011 in General Physics
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I'm forever imploding bubbles

The National Physical Laboratory (NPL) has developed the first sensor capable of measuring localized ultrasonic cavitation - the implosion of bubbles in a liquid when a high frequency sound wave is applied. The sensor will ...

dateApr 07, 2009 in General Physics
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Guam rhino beetles got rhythm

In May 2008 the island of Guam became a living laboratory for scientists as they attached acoustic equipment to coconut trees in order to listen for rhinoceros beetles. A grant from USDA IPM allowed Richard Mankin, a recognized ...

dateApr 14, 2009 in Plants & Animals
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