There’s a long history of devices originally used for communication being made into computers, with relay switching circuits, ...

The European Space Agency has picked Canadian small satellite operator Kepler Communications to lead a hosted payload mission ...

The Virginia Run Riptide sent 12 teams to the Northern Virginia All-Star Relay Carnival held at Little Rocky Run on Wednesday night. Three Riptide Relay pool records were broken at the Divisional Meet ...

Pools have come a long way. It used to be you had a pump and if you were lucky it had a mechanical timer switch on it. That was it. Now you have digital controllers and spa jets and heaters. You can ...

The McLean High boys’ and girls’ track and field team recently traveled to Newport News to take part in the 29th Annual Conn-Madden Relays on March 30. McLean, in boys and girls combined scores, ...

Flash Bee is an easy-to-make DIY handheld lightning detector based on an ESP32-C3 board, a round display, and AMS AS3935 ...

One is a 54-year-old pediatrician. Another is a 42-year-old family physician. One is a 29-year-old high school coach. Another is a 24-year-old graduate student. The four friends all love running, and ...

This Arduino library implements a direct Point-to-Point Protocol (PPP) connection between an ESP32 and a host via UART. Unlike IDF PPPoS examples that require a GSM modem, it can establish a direct ...

Easily monitor ECG and respiration using your Arduino with this plug-in shield. The version 2 of this product adds a new SPI pin header making it compatible with newer Arduino devices including the ...

Abstract: In this paper, we investigate the energy efficiency problem in macro-relay network. Considering users with different locations and rate requirements, our objective is to serve all users with ...

This research is aimed to explore the efficacy and comparison of low-cost light sensor measurements for agricultural applications. For this reason, TSL2561, BH1750, and TEMT6000, low-cost light ...