Your oxygen (O2) sensors are small but mighty — they help your engine run efficiently, cut emissions, and prevent costly damage. With the right OBD-II scanner and a bit of know-how, you can decode ...

Smart rings are popular and convenient, but they get dirty over time as you wear them. Here's how often you should clean them ...

Is your Roomba going in circles? Find out why it happens and how to fix dirty sensors, stuck wheels, bumper issues, and map problems.

Where (and how) you wear your health tracker can impact your data accuracy. Here's what researchers say matters most.

Kenya waives fuel sulphur standards from 10ppm to 50ppm for six months. Here's what it means for your car, lungs, and wallet.

In two new studies, researchers used genetic techniques to upend a longstanding assumption that nerve cells with scent ...

Shoes can develop odors quickly, especially after long days. A simple solution helped in my house: I sprinkle baking soda ...

Whether you're a tech junkie or a casual user who's seen every era of computing, we bet you have plenty of old devices taking up space in your home. Maybe it's a desk drawer or closet filled with ...

A sterilizer plant used ethylene oxide to clean medical supplies. Here’s a behind-the-scenes look at a Times investigation.

An often overlooked section in the datasheets for popular humidity sensors like the BME280 and DHT22 is the ‘non-condensing ...