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 ...

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 ...

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 ...

The mating calls of the katydid, a large insect, are ultrasonic, beyond the audible limit of human hearing. What if we could hear them? That’s the focus behind a collaboration between the abstract ...

Brushing your retainer only does so much. The best ultrasonic retainer cleaners remove stains, film, and bacteria from ...

RAILWAY AGE MARCH 2022 ISSUE: Welcome to “Timeout for Tech with Gary T. Fry, Ph.D., P.E.” Each month, we examine a technology topic that professionals in the railway industry have asked to learn more ...

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

A recently-released Sony patent is apparently wanting to take haptic feedback in sound to the next level. The patent, which is supposedly for a “mid-air ultrasonic haptic interface”, appears to be ...

New technologies for mobile devices may use ultrasonic sound waves, and these devices have varying effects on different subsets of the population. Regulation of these technologies is in many ways 'the ...

Google has unveiled a new payment app that uses sound to transfer money, though it can't be heard by the human ear. The new system - called Tez - uses a feature called 'Audio QR' that allows two users ...