The range of materials that concrete contains, such as stone, chalk, and sand, scatters normal sound waves, making clear ...

Researchers at the University of Bristol have been able to levitate objects using ultrasonic waves larger than the wavelengths of sound used by the device. This could enable touchless control of drug ...

Scientists in Finland transmitted electricity through air using sound waves, lasers, and radio frequencies, creating “acoustic wires” that could revolutionize homes, industry and IoT devices without ...

Create a focused speaker so your music targets only the listener. That demodulates at 40 kilohertz, with an H-bridge and ...

Ultrasonic waves can help clean items around your home, but which products are best? Here are 12 types of tools that leverage the technology.

The range of materials that concrete contains scatters normal sound waves, making clear imaging difficult to obtain.

Apple could use ultrasonic sound waves to deliver haptic feedback to wearers of its upcoming AR/VR headset when they interact with virtual objects. Most consumer AR/VR headsets do not provide haptic ...

Attack uses ultrasonic sound waves to disrupt HHD read/write operations, which could lead to a system crash. Using sonic and ultrasonic soundwaves as a weapon, researchers can disrupt the read, write ...

The best ultrasonic jewelry cleaner will make your most treasured pieces sparkle like new. When’s the last time you cleaned ...