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 ...

What if you could transform a Raspberry Pi into a multilingual voice assistant capable of delivering weather updates, recommending restaurants, and seamlessly switching languages? In this overview, ...

The SpacemiT K1 is an 8-core RISC-V processor that has been tapped for several single-board computers, laptops, and tablets in the past two years. It’s not exactly the fastest processor available, ...

What if you could build an AI chatbot that’s not only blazing fast but also works entirely offline, no cloud, no internet, just pure local processing power? Below, Jdaie Lin breaks down how he ...

The Raspberry Pi 5 is a credit card-sized computer that packs a lot of I/O features into a compact design, including four USB ports, two micro HDMI ports, and a single Gigabit Ethernet port. But if ...

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 ...

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 ...

In the world of social media, “keeping receipts” refers to the practice of storing evidence that may come in handy for a callout post at a later date. For [Teddy Warner], though, it’s more applicable ...