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

Learn how heart rate monitoring, sleep tracking, and vitals app work together for better wellness. Pixabay, hu_lexxi Apple ...

This all-purpose presence sensor is a master at monitoring indoor activity and linking it to smart home features you already use. For more than 10 years Tyler has used his experience in smart home ...

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

Home automation with high usefulness and low annoyance tends to rely on reliable person sensing, and [francescopace]’s ...

A new lens-free imaging system uses software to see finer details from farther away than optical systems ever could before.

Senso is a gamified plant sensor that's designed to use AI to improve plant care. It is supposed to track soil moisture, temperature, and light exposure data in real time, and there is a little pixel ...

Vivoo's attachable smart toilet sensor was unveiled at CES 2026 and is designed to analyze hydration levels in real time. Corin Cesaric is a Flex Editor at CNET. She received her bachelor's degree in ...

Glaucoma is a leading cause of blindness among people who are unable to monitor and manage their intraocular pressure (IOP) ...

Two months after coming out of stealth with a $150 million fundraise, Boston-based Teradar is showing off its first flagship terahertz sensor at Consumer Electronics Show 2026 this week. The company ...

This free web tool unlocked data my Oura Ring app barely shows - but can it be trusted?

The removal of advanced data from a popular internet resource has proven unpopular – The Athletic breaks down what happened ...