Ultrasound exams during pregnancy are common. And researchers have now looked at whether a diagnosis of autism spectrum disorder is more likely among children exposed to this technology in the womb.

How to Block the Ultrasonic Signals You Didn't Know Were Tracking You An emerging tracking technique uses inaudible sounds to communicate with apps on your phone and track you. Here's how to stop it.

TUSTIN, Calif. -- To enhance the diagnostic capabilities of ultrasound and improve patient care, Spectrum Health in Grand Rapids has installed the first Aplio 500 ultrasound system from Toshiba ...

Ultrasound in nature are sounds that are created at an ear-piercingly high frequency that is inaudible to the human ear. Humans can’t hear frequencies over 20 kilohertz (kHz) .