The Waveshare SIM7600G-H ($82) is one such device that works all over the world using a Raspberry Pi. It includes a nano SIM card slot, plus a UART (universal asynchronous receiver/transmitter) to add ...

1. Joints - The Foundation of Movement Joints are the moving links in a robotic arm. They let the arm bend, rotate, or change ...

You no longer need to spend money on expensive smart devices. If you take your data’s privacy seriously and want your smart ...

If you do, then you're in luck, thanks to the Suptronics X1013 expansion board for the Raspberry Pi 5, which adds ten USB ...

Set up Pi-hole on a $15 Raspberry Pi Zero 2W with Cloudflare DNS to cut ads on all devices, improving speed and privacy at home.

Meet the SunFounder Fusion HAT+ for Raspberry Pi with 4 DC motor drivers and 12 servo channels, so you can build stable robots and voice assistants ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

Recently, the World Health Organization launched a flagship report declaring social connections a global public health priority. This is a monumental step in elevating the importance of social ...

Synthesis of nanostructured cubic phase SnO 2 thin film and its trace-level sensing of CO gas This study presents a cubic phase SnO 2 thin film gas sensor with ultra-high CO sensitivity and 1 ppb ...

Upgrade your traditional watch by adding apps, data, and notifications to your wrist. Here are the features to look for, along with the top smartwatches we've tested. I’m PCMag’s senior writer ...