To help you find the right Apple Watch for your needs, we compared the Series 11, SE 3, and Ultra 3.

In this video, I created a blood oximeter by using the MAX30105 particle sensor to figure out the changes in color of passing ...

A few weeks ago, Amy Moran-Thomas and 20 students in her class 21A.311 (The Social Lives of Medical Objects) were gathered ...

Coroner's office investigating Route 219 motorcycle crash in Adams Township The Cambria County Coroner's office is investigating after a single-vehicle crash in Adams Township Saturday night.Cambria ...

Join Leicester Tigers pair Ollie Chessum and Freddie Steward as they break down a typical week preparing for an away fixture in Guinness Six Nations camp. OC: For the forwards, preparation for the ...

Apple is actively testing two major rear camera improvements for the iPhone, according to a reputable leaker. The Weibo user known as "Digital Chat Station" claims that Apple is testing a new main ...

One of the most important measurements we make while tuning an engine is finding out what the actual balance of air and fuel was inside the engine. It doesn’t matter if we have a carburetor, port ...

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard the term “wideband O2 sensor” being thrown around at the track, dyno ...

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 ...

PCWorld explains how to create an affordable CO2 air quality monitor using a Raspberry Pi and MH-Z19C sensor for under $40. This DIY project helps monitor indoor air quality since high CO2 levels ...