Arduino UNO R4 WiFi development board. USB to Micro USB-B data cable. Once you have these components in hand, then you are in ...

The bibliometric analysis shows a strong global footprint in smart irrigation research, with India, China, the United States, ...

Back in 2020, we wrote about Waveshare’s Batteryless NFC e-paper display, which can work without a battery and draws power ...

How do you get images downlinked from 30 km up? Hams might guess SSTV — slow scan TV — and that’s the approach [desafloinventor] took. If you haven’t seen it before (no pun ...

LILYGO T3-S3 MVSR LoRa voice communication kit implements a Walkie-Talkie function over LoRa using the codec2 low-bitrate ...

A desk companion that intercepts and plays encrypted radio communications—once popular during the Cold War era but still in use today.

You can have a lot of fun with a Raspberry Pi on April Fool’s Day by transforming ordinary devices into mischievous surprises. These playful projects are perfect for lighthearted pranks that won’t ...

ESP32 Camera motion capture application to record JPEGs to SD card as AVI files and stream to browser as MJPEG. If a microphone is installed then a WAV file is also created. Files can be uploaded via ...

A new satellite image released by the NASA Earth Observatory has captured the dramatic plumes of smoke coming from the wildfires in Oklahoma that have devastated the state since Friday.

HOW WE TESTED: Three prompts were submitted to each platform over several visits, and the best and worst were selected for each gallery: 1) Cat picking daisies; 2) Cat and mouse hanging out together ...

The Vatican has released the first image of Pope Francis since he was taken to hospital more than a month ago. The photograph shows the leader of the Catholic church celebrating a mass in his ...