Ultrasonic sounds are high-frequency sound waves that exceed 20,000 hertz, a range far beyond what the human ear can detect.

Ultrasonic beams fired through a 3D-printed metasurface can create localized pockets of sound that are inaudible to ...

Researchers have created customized 'audio enclaves' that work like a virtual headset where only the listener can hear the ...

Ultrasonic levitation — the practice of creating a standing wave between two ultrasonic sources and positioning lightweight objects such that they can float in the pressure minimums between them ...

A new invention has proven that audio can successfully be transmitted directly to a listener's ears without being audible to others around.

The team tested the tech in a room with echoes to show that it can function in the actual world, such as in classrooms, cars, ...

Here are five creatures with superior hearing abilities that can detect and interpret ultrasonic frequencies: Dogs can hear ...

It may someday be possible to listen to a favorite podcast or song without disturbing the people around you, even without ...

The team of researchers, led by Yun Jing, professor of acoustics, Penn State College of Engineering, precisely narrowed where ...

Check out the Avnet element14 challenge In Reach! It's an "Ultrasonic Sensor Sensing Challenge" for building smart mowers and ...

The ultrasonic features and the clinical manifestations of the two groups were retrospectively analyzed, with an emphasis on the following parameters: onset age, gender (male/female) ratio ...

The global dental piezoelectric ultrasonic unit market, valued at USD 230.12 million in 2024, is set for substantial growth, projected to reach USD 363.78 million by 2033. This growth trajectory is ...