University of California, Irvine researchers have invented a wearable, wireless, battery-free, bioelectronic sensor to monitor users' health by analyzing molecular biomarkers in human sweat.

UC Irvine researchers built a battery-free wearable sweat sensor that tracks multiple health biomarkers and self-regenerates.

In 2026, OBD1-era trucks are experiencing a resurgence as enthusiasts embrace hands-on diagnostics and modern upgrades to keep these classics running strong. From testing oil pressure sensors and cam ...

Unlike smoke alarms that may only sound once when I press the test button, or others that need the button to remain depressed ...

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 ...

CORPUS CHRISTI, Tx — If Corpus Christi enters a Level 1 water emergency, residents may be asked to reduce their water use. With water restrictions possibly ahead, checking your water meter early could ...

Parents across the UK are being urged to check whether they could qualify for a £12.50 broadband tariff as exam season approaches. New research from Virgin Media O2 shows the internet has become ...

If you use Virgin Media O2 to get online, make calls and send texts, you need to be on high alert. The telecoms giant has just issued an important warning, telling users not to click on a worrying new ...

Fed up with losing your smartphone signal and not being able to keep in touch with friends and family? O2 reckons its latest update will end the nightmares of not being able to stay connected when ...

I wore the world's first HDR10 smart glasses TCL's new E Ink tablet beats the Remarkable and Kindle Anker's new charger is one of the most unique I've ever seen Best laptop cooling pads Best flip ...

One of the most important measurements we make while tuning an engine is finding out what the actual balance of air and fuel was inside the engine. It doesn’t matter if we have a carburetor, port ...

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard the term “wideband O2 sensor” being thrown around at the track, dyno ...