Introduction]When 'ultrasound' (high-frequency sound waves inaudible to humans) is irradiated into a container filled with ...

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Acoustic metamaterials are a fast-evolving family of materials which manipulate sound waves in ever more advanced ways. Now, a team led by Changqing Xu at Nanjing Normal University in China has ...

Can you imagine sound traveling in the same way as light does? A research team at City University of Hong Kong (CityU) has discovered a new type of sound wave: The airborne sound wave vibrates ...

Massive sound. A small amount of mass is transported along with all sound waves, according to a new theory. × Ordinary sound waves carry a small amount of mass with them as they travel, according to a ...

It’s a question I’m sure was keeping you up at night: can you make an object spin with a sound wave? The answer, generally speaking, used to be no. Now, though, mechanical engineers have taken a look ...

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