Ever wonder what a dog whistle actually sounds like to animals?In this video I use a special microphone, the Sanken CO-100k that can record frequencies up to 100 kHz, way higher than typical ...

To boost their super senses of smell, these humble little creatures might be manipulating nanoparticles with sound.

Well, sort of. Not in the same way you or I might scream. Rather, they emit popping or clicking noises in ultrasonic ...

Even though we are not able to perceive frequencies above ~20 kHz, the nonlinear properties of air make it possible to hear the audio modulated onto an ultrasonic carrier signal. For his sound gun ...

The sound is, as the name implies, ultrasonic — so outside the range of human hearing — but strong enough so that the small, light objects can be positioned and held fixed in mid-air where ...

New research suggests that plants seem to be emitting sounds and engaging in unheard conversations, especially when they're ...

Hear from a pioneering researcher who's shaping the future of food processing through the transformative use of ...

Some frogs scream so high that humans can't hear it. Lots of frogs around the ... in the Brazilian Atlantic Forest that can scream at an ultrasonic level. Researchers saw small leaf litter frogs ...

Ultrasonic pest repellers emit high-frequency sounds to deter pests such as roaches and rats. Studies have found a lack of evidence that ultrasonic pest repellers control household pests.

The science-fiction horror film franchise from Paramount Pictures is set in a post-apocalyptic world where blind aliens with ultrasonic hearing hunt humans by sound. Any noise – even the slighte ...

The Xiaomi 15 series already employs Goodix's ultrasonic fingerprint sensors, and the OnePlus 13 has been confirmed to be next in line ...