How to build your own air quality meter with a Raspberry Pi and CO2 sensor

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 ...
CNX Software

Elecrow AI starter kit turns NVIDIA Jetson Orin Nano into a learning platform with 11.6-inch display, 30 electronics modules

Elecrow AI Starter Kit for the NVIDIA Jetson Orin Nano turns the NVIDIA Jetson Orin Nano into a learning and educational kit ...
Hackaday

TULIP: The Ultimate Intelligent Peripheral For The HP-41 Handheld Calculator

Andrew Menadue] wrote in to let us know about the TULIP-DevBoard and TULIP-Module being developed on GitHub. TULIP is short ...
NPR

On the Media

The Peabody Award-winning On the Media podcast is your guide to examining how the media sausage is made. Hosts Brooke Gladstone and Micah Loewinger examine threats to free speech and government ...
NPR

On Point with Meghna Chakrabarti

Get ready for your aha moment: Every weekday, host Meghna Chakrabarti pierces your news bubble to expose the whole story. Getting answers to the questions that need to be asked, examining our history ...