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

New audio tech uses ultrasound to create isolated pockets of sound, enabling private listening without headphones.

Imagine a world where sound becomes visible. In a room full of conversation, we would see soundwaves flowing from person to ...

Simply listening to natural sounds has been shown to decrease mortality ... “so they’re going to spread across the whole upper frequency range.” In a 2021 review paper, Buxton found that ...

Not the least of these is that barn owls use ITDs to localize high-frequency sounds, in the range 3 ... the current study raises concerns the nature and extent of any putative systematic ...

Natural sound is an important part of any wildlife ... If you can tune into the right frequency, some fish, it turns out, sing. There’s a sequence about this with Dr Steve Simpson in the final ...

A glass will smash if sound waves travel through the glass at its natural frequency. In the example in the video that is around 550 hertz. Ultrasound can be used to clean delicate objects like ...