Mouser now stocks the PASCO2V15 XENSIV PAS CO2 5V Sensor from Infineon Technologies. The sensor uses photoacoustic spectroscopy to measure CO2 levels accurately. The sensor helps attain optimal indoor ...

The part used is the Sensirion SCD40 ‘true’ CO2 sensor, sitting atop an Adafruit rider board. [David] got a leg up on development by creating a simple SAO breakout board, which could have ...

Salt marshes, which have historically been drained and turned into farms or land ripe for real estate development, are ...

Exhaled breath contains chemical clues to what's going on inside the body, including diseases like lung cancer. And devising ...

Scientists have developed highly sensitive nanosensors that can detect subtle changes in breath chemistry, specifically ...

Many of us wear devices that count our steps, measure our heart rate, track sleep patterns, and more. This information can ...

Scientists have discovered that the Arctic's vast permafrost areas are now releasing more greenhouse gases than they absorb, ...

Cycling is so #!@% gear-oriented. But don't worry — we've curated the best gifts for cyclists from 4 decades of experience.

SwitchBot's affordable Meter Pro can check CO2 levels, humidity and more in any room -- and showed me surprising info about ...

The battery-powered Kidde i9070 smoke detector also received top scores for detecting both flaming and smoldering fires. The Siterwell GS526A smoke detector from Walmart is another good option and ...