Brazilian researchers built a sensor from cork that uses a laser to spot sodium nitrite in common drinks. It can detect amounts as low as around 1 milligram per liter, which is about one fifth of the ...

The $50 sensor runs on two coin cell batteries so you don’t need a nearby power source for installation. The $50 sensor runs on two coin cell batteries so you don’t need a nearby power source for ...

Matt Carey, the co-founder and CEO of Boston-based startup Teradar, loves when people tell him: “I don’t believe you.” That’s “right where we want folks,” he recently told TechCrunch. Carey has spent ...

Graphs and data visualizations are all around us—charting our steps, our election results, our favorite sports teams’ stats, and trends across our world. But too often, people glance at a graph ...

In a surprise Thursday announcement, Apple says that it is bringing the blood oxygen sensor feature back to the Apple Watch Series 9 and newer. The returning feature will be part of an iOS 18.6.1 and ...

Apple is making another attempt to appeal the trade ban that forced it to remove the blood oxygen sensor from its smartwatches, Reuters reports. The company was forced to remove the feature in 2024, ...

I have a dashboard that has 11 temperature sensor cards on it. Some cards whilst showing their line data they are also showing the data of the previous graphs card. Below are two screen grabs of the ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Add us as a preferred source on Google Image sensor design has come a long way in just a few ...

The OV50X is a 50MP Type 1 (13.0 x 9.8mm) sensor. The pixels are larger than those found in its predecessor, the OV50H, with 1.6‑micron (µm) pixels compared to the OV50H's 1.2µm pixels. OmniVision ...

We may receive a commission on purchases made from links. Modern cars are designed to be more efficient and eco-friendly than ever. Automakers build vehicles with a wealth of advanced features to not ...

James Watt School of Engineering, University of Glasgow, Glasgow G12 8QQ, U.K.

This post is a quick look at the quite popular Rotary Angle Sensor module CJMCU-103. The CJMCU-103 rotary angle sensor/rotation sensor module is good for detecting an absolute rotation position. The ...