The following morning, I woke up to Symptom Radar again decrying major signs of strain, this time telling me my body temperature was out of range. The next day, it detected that my body temperature, ...

When a car keeps cutting out at red lights, the problem rarely feels minor to […] ...

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

VO2 max is an intimidating word for an easy-to-understand biometric: It’s how well your body uses oxygen when you push ...

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 ...

The Thermostat Hub W200 combines many of the best features of Aqara's lineup to make a very compelling smart home thermostat. Reading time 2 minutes Aqara just announced a swath of new smart home ...

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 ...

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 ...

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 ...

TL;DR: A one-time $27.99 turns your phone into a full-featured document scanner and PDF editor forever—no bulky hardware required. It’s 2026. We have self-checkout everywhere, AI writing emails, and ...

Imaging technology has transformed how we observe the universe—from mapping distant galaxies with radio telescope arrays to unlocking microscopic details inside living cells. Yet despite decades of ...