We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are ...

Abstract: Relay node placement, which aims to connect pre-deployed sensor nodes to base stations, is essential in minimizing the costs of wireless sensor networks. In this paper, we formulate the new ...

I live in New Jersey, one of the states that mandates inspection for all vehicles newer than 1995. My daily driver, a Jeep Cherokee, happens to be a 1996 model year with an OBD-II sensor, meaning I ...

Sony's long-awaited entry into the 200MP smartphone camera game is finally here. The new Lytia 901 sensor has been made official today, and it will go head-to-head with Samsung's 200MP offerings. Sony ...

DJI's latest action camera, the Osmo Action 6, is now official. Its headline features are the big 1/1.1" type sensor, the variable aperture ranging from f/2.0 to f/4.0, and the four-hour battery life ...

Abstract: Reasonably deploying wireless sensor communication network relay nodes can not only expand network coverage and ensure that signals can span longer distances, but also enhance signal ...

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 ...

If you have an Apple Watch Series 9, 10, or Ultra Watch 2 that you bought in the US in the past year, you'll finally get the blood oxygen sensing feature back via a software update later today, ...

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

Chinese experts believe that “the U.S. undersea surveillance system suffers from a number of vulnerabilities," according to a U.S. Naval College professor. A PLAN submarine participates in a naval ...

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, ...

At the end of 2023, Apple had to briefly stop selling Apple Watch Series 9 in the US due to a legal battle with Massimo. At the time, the US International Trade Commission ruled that Apple infringed ...