This is a simple project in which a HC-SR501 PIR sensor is used to detect motion in a room. MQTT is used as the message broke between NodeRed and Rust running on a Raspberry Pi 4. The code detects the ...

In winter, it’s important to ventilate living and working spaces regularly. Here’s how to make a homemade measuring station ...

Build a voice assistant on Raspberry Pi using ElevenLabs and Open Meteo, so you get live forecasts hands free.

If you're deep in the world of competitive FPS games, there's a good chance you're very conscious about how many kills you ...

Although not a household scientific name like Albert Einstein or Isaac Newton, Indian mathematician Srinivasa Ramanujan—who tragically died in 1920 at the age of 32—was one of the greatest minds in ...

Though it began just this year, the Pi Network already has more than 500,000 users, and it aims to be accessible to everyone with a smartphone. Nicolas Kokkalis Ph.D. ’13, Chengdiao Fan Ph.D. ’14, ...

Ciprofloxacin (as HCl) 0.2%, hydrocortisone 1%; otic susp. Ciprofloxacin has in vitro activity against a wide range of gram-positive and gram-negative microorganisms. The bactericidal action of ...

At 2-11 and in contention for the No. 1 pick in the 2026 NFL Draft, the Giants will likely bring in a new head coach from outside the organization in the next couple of months. Interim choice Mike ...

Bluetooth Low Energy (BLE) radio chips are ubiquitous from Raspberry Pi to lightbulbs. BLE is an elaborate technology with a comprehensive specification, but the basics are quite accessible. A ...

The current price of Pi Network (PI) is $0.209002, as of Jan 9, 2026. Over the last 24 hours, the price has moved by 0.18%, with a change of 0.3% in the past hour. For longer-term performance, the ...