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 ...

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 ...

Researchers have demonstrated they can make coffee comparable to conventional espresso using ultrasonic waves. Because the ...

Ultrasonic espresso brewed at room temperature matched traditional shots in blind taste tests while cutting energy use by 75% ...

One thing most coffee lovers agree on is that good espresso starts with hot water. A team of researchers in Australia is ...

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 ...

What do bats, dolphins, shrews, and whales have in common? Echolocation! Echolocation is the ability to use sound to navigate. Many animals, and even some humans, are able to use sounds in order to ...

Imagine that your smartphone could talk directly to an ATM to securely authenticate your identity without you having to touch it. What if your phone could use sound from the speaker system in the mall ...

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 ...