Your watch’s VO2 max isn’t perfect, but you can improve its accuracy with better data and heart-rate tracking.

With the rise in popularity of the Oura Ring, I've seen lots of ZDNET readers express interest in finding a more affordable alternative. I don't blame them; while the Oura Ring is a leading smart ring ...

The new live-fire event demonstrated the ability of the AGM-88G AARGM-ER to navigate a challenging flight profile in a GPS-denied environment. The U.S.

On the flip side, a low HRV — less variation between beats — can indicate your body is stuck in “fight-or-flight” mode. That ...

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

Aqara has announced the Spatial Multi-Sensor FP400, a new presence sensor that it says is precise enough to suss out whether you’re sitting, standing, or lying down. The FP400 builds on several past ...

Cooper read out the innuendo-laced lyrics live on the air as his pal Andy Cohen watched CNN/Instagram Anderson Cooper got ah-matized on New Year’s Eve. The 58-year-old CNN journalist had some holiday ...

PCWorld explains how to create an affordable CO2 air quality monitor using a Raspberry Pi and MH-Z19C sensor for under $40. This DIY project helps monitor indoor air quality since high CO2 levels ...

There are great songs throughout the history of pop music, including Bob Dylan’s “Visions of Johanna” and Leonard Cohen’s “Hallelujah,” where the imagery is so rich and dense that fans and critics ...

A federal judge in California ruled Monday that the Department of Health and Human Services (HHS) can share Medicaid data with immigration enforcement authorities, but he kept in place limits on what ...

As more AI workloads are scaled into energy-intensive data centers, the pressure on power supply chains will intensify. Lenovo's Simone Larsson told CNBC there's going to be a "tipping point" where ...

A research team led by Professor Jiang Changlong at the Hefei Institutes of Physical Science, Chinese Academy of Sciences, has developed a highly sensitive, real-time sensor for detecting trace water, ...