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.

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

The Fitbit Air is a $100 smart band, and it will work with the relaunched Fitbit app, now called Google Health.

Stop dealing with lights turning off when you sit still. Find the perfect millimeter wave presence sensor for your home ...

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 ...

Motion sensors are a useful way to automate lights and other tasks in your smart home.

The average cost to fix a "check engine" light is at a record high according to a newly released study from CarsMD. Its 2026 CarMD Vehicle Health Index report reveals that the average cost to ...

The average age of all vehicles on the road is rising, as are their ensuing repair costs. Today’s cars, trucks and SUVs are loaded with technology, none the least of which is an onboard diagnostic ...

The pace of deployment of 5G standalone (5G+) networks across the UK has gone from strength to strength, with O2 raising the coverage bar by upgrading millions of customers in more than 700 towns and ...

Virgin Media O2 (VMO2) has flicked the switch on O2 Satellite, a satellite-to-mobile service powered by Starlink Direct to Cell, in a move that extends the operator’s landmass coverage from 89% to 95% ...

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 ...