New car interiors are laced with speakers and microphones to support increasingly complex audio systems and voice recognition features. Now Harman wants to put this hardware on the outside of cars as ...

The company's sensor uses sonar and echos to give robots more information about their surrounding environment.

Sensors that monitor infrastructure, such as bridges or buildings, or are used in medical devices, such as prostheses for the deaf, require a constant supply of power. The energy for this usually ...

Researchers have developed a battery-free sensor that reacts to sound waves, such as particular spoken words, producing enough vibrational energy to power an electronic device. The novel sensor would ...

For over a century, the ocean has been the ultimate refuge for those who wished to disappear. From the U-boats of the first ...