Why it matters: O2 sensors feed critical data to your ECU, helping maintain the ideal air-fuel ratio for performance, efficiency, and emissions control. Reading the signals: Healthy upstream sensors ...

Google kicks off a new era with its first Fitbit tracker in four years, an app rebrand, and its AI coach leaving beta.

My car’s horn only works when the steering wheel is upside down. The mechanic told me it would be $700 to fix and mentioned ...

Some Pixel Watch owners say SpO2 and skin temperature tracking disappeared after a recent Fitbit update, and Google is ...

Automotive experts stress that precise oxygen sensor diagnostics are essential to avoid unnecessary part replacements and maintain peak engine performance. Modern practices merge OBD-II scanning, live ...

Abstract: The aim of this study is to develop a noninvasive medical oxygen sensor using the acoustic resonance frequency tracking technique. To make it realize, the optimization of sound-resonance ...

Dive into The Register's online archive of incisive tech news reporting, features, and analysis dating back to 1998 ...

The 2026 ranking highlights the businesses that are flourishing in uncertain times. From financial services driving growth in London to a personalised dog food brand in Italy. Plus the role of venture ...