Ultrasonic energy is widely used to sense the presence of nearby objects and even determine their distance if needed, as well ...

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 ...

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 ...

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

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 ...

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 ...

How can you listen to music as loud as you want without headphones and without annoying people around you? Consider Klang’s ultrasonic speakers, which use a 30,000hz frequency to beam an audible wave ...

BEIJING, Oct. 04, 2022 (GLOBE NEWSWIRE) -- Datasea Inc., (NASDAQ: DTSS) ("Datasea" or the "Company"), incorporated in Nevada on September 2014, is a digital technology corporation engaged in three ...

Screws, drill bits, sewing machine parts—anything that’s tricky to scrub could be considered for ultrasonic cleaning. Some mechanics even use ultrasonic cleaners to clean parts in their shops. This is ...

A smart city information kiosk with Audfly directional sound modules projects focused ultrasonic audio to a pedestrian, showcasing clear communication and effective noise control in public spaces. LOS ...