As understanding grows of the scale of health care’s environmental impacts, so too does interest in measuring and reporting on sustainability as a facet of health care system performance. This ...

Ultrasonic fingerprint sensors are changing the way we think about smartphone security—offering faster, more reliable unlocking, even with wet or dirty fingers.

Tesla announced today that it is moving away from using ultrasonic sensors in its suite of Autopilot sensors in favor of its camera-only “Tesla Vision” system.