In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

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, ...

This all-purpose presence sensor is a master at monitoring indoor activity and linking it to smart home features you already use. Tyler has worked on, lived with and tested all types of smart home and ...

Aqara has announced the Spatial Multi-Sensor FP400, a new presence sensor that it says is precise enough to suss out whether you’re sitting, standing, or lying down. The FP400 builds on several past ...

A new chef's knife with sophisticated vibration tech built in promises to cut the effort you put into chopping ingredients in half. Seattle Ultrasonics claims its C-200 8-inch chef's knife uses ...

As robots increasingly enter human spaces, robotics companies will need to think about safety differently than they did when robots were largely siloed from their human counterparts. Sonair thinks its ...

Sonair’s 3D ultrasonic sensor uses acoustic detection and ranging (ADAR) to enable 360° obstacle detection up to 5 meters. Each ADAR sensor offers a 180×180° field of view, allowing autonomous mobile ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Rose Maura Lorre Rose Maura Lorre is a writer who has reported on turkey ...