A team of scientists at Tel Aviv University have discovered that some plants emit a high frequency distress sound when they undergo environmental stress. The researchers tested tomato plants and ...

Ultrasonic bushcrickets could be using a similar method to communicate as that used by whales, according to newly published research. Katydid species that have extreme ultrasonic frequencies face a ...

A team of researchers from the Universities of Bristol and Sussex have developed the world's first functioning sonic tractor beam able to operate outside of a lab environment. The device uses 64 ...

Q: Several dogs with unknown owners have been pooping and peeing on my front lawn. Is there some ultrasonic gadget that would keep them away? — Josh Swaney, Conyers A: Sound repellers have been tested ...

Audfly Technology is an innovator in ultrasonic directional sound and beamforming solutions, serving industries ranging from retail and healthcare to public installations and consumer electronics.

Ian McLoughlin received funding from Google in 2016 to research super-audible speech (using ultrasonic reflections to detect lip motion). Reports of “sonic attacks” in China, and previously in Cuba, ...

Some moths aren’t so easy for bats to detect. The cabbage tree emperor moth has wings with tiny scales that absorb sound waves sent out by bats searching for food. That absorption reduces the echoes ...

Ultrasonic beams fired through a 3D-printed metasurface can create localized pockets of sound that are inaudible to ...

Ultrasonic engineers have uncovered how a real life version of the fictional screwdriver -- which uses sonic technology to open locks and undo screws -- could be created. Television's favourite Time ...