LRAD sound weapons at protests use focused acoustic beams up to 162 decibels that cause permanent hearing damage, but ...

Kongsberg Discovery is targeting a global roll out of advanced passive acoustic technology, helping markets such as the oil, gas and naval sectors detect operational anomalies from the outset, ...

Recently, National Science Review publishes the latest study led by Prof. Daining Fang (Beijing Institute of Technology), Prof. Li Cheng (The Hong Kong Polytechnic University), Prof. Yue-Sheng Wang ...

Create a focused speaker so your music targets only the listener. That demodulates at 40 kilohertz, with an H-bridge and ...

The ability to precisely move small objects such as embryos, cells, and bacteria without physical contact could be a valuable tool for health care. Medical procedures capable of moving cells inside ...