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 ...

Raspberry Pi sent me a sample of their AI HAT+ 2 generative AI accelerator based on Hailo-10H for review. The 40 TOPS AI ...

A reliable indicator of the air quality in offices, classrooms, or living rooms is the CO2 content. In fresh air, the concentration of carbon dioxide is around 400 ppm. This stands for “parts per ...

Robotics is a fascinating field that has come a long way in recent years. What was once cutting-edge and prohibitively expensive for consumer-grade projects has rapidly become accessible to the hobby ...

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

Tommy Liu builds a vehicle-mounted particulate matter monitoring system powered from harvested wind energy and an integrated ...

SAN ANTONIO (AP) — Keldon Johnson had 27 points, Victor Wembanyama added 16 points and 14 rebounds, and the San Antonio Spurs overcame 38 points, 10 rebounds and 10 assists from Luka Doncic to beat ...

Recently, [Vinnie] aka [vinthewrench] moved from Oregon to Arkansas to start a farmstead. This is a style of farming that ...

Professional mountain bike racing is a rather bizarre sport. At the highest level, times between podiums will be less than a ...

TIOBE Index for January 2026: Top 10 Most Popular Programming Languages Your email has been sent January’s TIOBE Index begins the year with familiar names still setting the pace, but the underlying ...

Dig deep. Climb high. Understand, manage, sustain, protect, and restore natural resources systems. The College of Forest Resources and Environmental Science at Michigan Technological University brings ...

Jae Bratton has been writing about credit cards for NerdWallet since 2022. Her work has been published in The Washington Post, the Los Angeles Times, The Associated Press and the journal Studies in ...