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 ...

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

Google’s latest Fitbit update is breaking SpO2 and skin temperature tracking on Pixel Watches, leaving users frustrated.

When he's not testing the latest phones or phone cameras, Andrew can normally be found with his own camera in hand or behind his drums or eating his stash of home-cooked food -- sometimes all at once.

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