ultrasonic waves

Researchers use ultrasound waves vibrating through tables to hack cellphones from 30 feet away
via Washington University in St. Louis Researchers use ultrasound waves vibrating through tables to hack
New nondestructive testing technique improve the safety and reliability of socially important structures such as power generation plants and airplanes

Nondestructive testing for earlier assessment of damage to structures A research group led by Assistant

Ultrasonic waves that are all around us may cause adverse health effects

While ultrasonic death rays are still a thing of fiction, there is growing evidence that