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 ...

It even comes in a nice pink.

Raspberry Pi and Flipper Zero join list of banned items, including weapons, explosives and drones They stand out for being singled out – not categorized like other listed items It seems there were ...

New York City's 2026 mayoral inauguration of Zohran Mamdani has published a list of banned items for the event, specifically prohibiting the Flipper Zero and Raspberry Pi devices. As first reported by ...

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 ...

In almost every measurable way, a lossless digital audio file is superior to any analog media. This doesn’t mean that analog audio isn’t valuable though; plenty of people appreciate the compression, ...

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 ...

Much of the area has come back after last hurricane season, but hard-hit spots are still picking up the pieces. Here are the latest evacuation maps (interactive and printable), shelter locations and ...