Only 1 person in the world can hear this speaker - ultrasonic directional speaker Posted: April 2, 2026 | Last updated: April 2, 2026 Today we played with an Ultrasonic Speaker which allows Audio to ...

Dr. Park Chan Wook (Postdoctoral Researcher, Non-Destructive Metrology Group, KRISS); The Korea Research Institute of Standards and Science (KRISS, President Lee Ho-seong) has developed an ultrasonic ...

A new technology has been developed that enables cuffless non-invasive blood pressure monitoring by using ultrasonic to track real-time changes in vascular diameter—without the need for a traditional ...

I tried a techy new knife at CES 2026. Here's my take on whether this pricey blade is worthy of the hype. David lives in Brooklyn where he's spent more than a decade covering all things edible, ...

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You brush your teeth, floss regularly and faithfully wear your retainer every night. But despite your diligent oral health habits, your retainer or mouth guard can get yellowed, cloudy or stained.

The promise of the smart home largely hinges on accurate, speedy presence detection. That's to say, our home needs to know when there are people in it and where they are, as quickly as possible, so ...

Arduino library for the UFM02 ultrasonic flow sensing module through SPI, I2C, and UART from ScioSense. The UFM-02 is a complete unit including the sensor electronics, spool piece, connectors with ...

A new category of sensing technology transforms mobile robot vision from 2D to 3D, improves safety performance and provides 50-80% cost savings compared to traditional, LiDAR-based systems and sensor ...

Diabetes affects millions of Americans, and many don’t even realize they have it. Instead of relying on costly and time-consuming lab tests, scientists at Penn State have developed a breath sensor ...