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 ...

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 ...

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 ...

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This package turns your Raspberry Pi into a USB Ethernet gadget using the kernel’s g_ether driver. On the host it appears as: CDC-ECM on Linux and macOS RNDIS on Windows (use the included Raspberry Pi ...

Abstract: The cold chain industry faces challenges in maintaining the quality of frozen and temperature-sensitive products during storage and transport due to temperature fluctuations, power outages, ...

Abstract: Surveillance, crowd management, and person tracking are major problems. This research work describes the process of counting and identifying people in real-world scenarios, as well as ...