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

Oxygen sensors detect the amount of oxygen in the exhaust. Oxygen sensors usually don’t have a replacement schedule. A bad oxygen sensor can be diagnosed with a code reader or scan tool. A car’s ...

The actual legislation requires automakers to install technology aimed at preventing drunken driving.

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 ...

Here's how to avoid the "invisible killer" and safely use a portable generator if the power goes out in the winter storm.

Smart home devices don't usually lose support unexpectedly, unless something drastic happens, such as a company collapsing.

Clinton Township — Attorneys for a Clinton Township warehouse owner say a district court judge abused his discretion when he ...

Improper use of space heaters, gas furnaces, fireplaces and portable generators can cause carbon monoxide poisoning. Here are ...

Nasha is a Managing Editor for CNET, overseeing our sleep and wellness verticals. She is a nutrition, mental health, fitness and sleep science enthusiast. Her passion for mindful and holistic ...

The Ark of the Forerunners was both a last-ditch plan for survival and a weapon capable of killing all sentient life in the ...

Oxygen concentrator bubblers and tubing need regular cleaning, and make sure to use distilled water, writes columnist.