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

Fingertip monitors known as pulse oximeters that can be used at home to detect low blood oxygen levels (hypoxaemia) give ...

Fingertip monitors known as pulse oximeters that can be used at home to detect low blood oxygen levels (hypoxemia) give ...

Fifteen years ago, Daniel Ek broke into America’s digital-content wars with his streaming music start-up, Spotify, which has ...

CES attendees saw health-tracking gadgets making bold promises: toothbrushes detecting diabetes, mirrors assessing 20-year ...

Car habits like ignoring warning lights and slamming brakes cost thousands in repairs-12 simple changes protect your engine ...

Most mechanics at the Klaben Ford dealership in Kent, Ohio, hate messing with transmissions, the duffel-bag-shaped, 300-pound machines that transfer power to the vehicles’ wheels. Hummel is one of the ...

The chief medical officer is interested in an easier path to market for health screening features in wearable devices.

This is an important study on the sensory roles of Cerebrospinal fluid-contacting neurons (CBF-cn) in mammals. The authors identify PKD2L1 as the predominant pH-sensing channel CBF-cn and show how the ...

Every serious gearhead knows that the right USB gadget can turn a cluttered garage into a smart, efficient workshop. From pinpointing engine faults to keeping tires and batteries in top shape, compact ...

If dealing with a brand-new, never before tested hardware design it's recommended to gradually add wires between the vehicle connector breakout board and the untested ECU. Charge the battery ...