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 ...

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 ...

Gordon Scott has been an active investor and technical analyst or 20+ years. He is a Chartered Market Technician (CMT). Samantha (Sam) Silberstein, CFP®, CSLP®, EA, is an experienced financial ...

NBA League Pass is on sale right now with roughly half of the season to go.

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 ...

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 ...