Levitation is often thought of as the realm of magicians or The Jetsons, but it is technically possible. That said, the tech seems to be moving pretty slowly. Now, researchers at the University of ...
Create a focused speaker so your music targets only the listener. That demodulates at 40 kilohertz, with an H-bridge and ...
In context: Sound waves typically propagate in forward and backward directions. This natural movement is problematic in some situations where unwanted reflections cause interference or reduced ...
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A wild new sound tech promises to create 'personal' sound only you can hear, but without headphones
Twin ultrasound transducers create highly focused audio Curved sound waves aren't audible if you're not in the sweet spot Could be great in classrooms, exhibitions or vehicles Wouldn't it be great if ...
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Can you imagine sound travels in the same way as light does? A research team at City University of Hong Kong (CityU) discovered a new type of sound wave: the airborne sound wave vibrates transversely ...
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