In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

The I2CKeyPad8x8 library implements the reading of a 8x8 keypad by means of a PCF8575. Smaller keypads, meaning less columns or rows (e.g. 5x4) can be read with it too. Sometimes you need to control ...

I wanted to build a sensor to determine the state of my garage door—open or closed—and send that state to Home Assistant so I can display the status in a dashboard and build automation from it (e.g.

For some people, the medications have transformed their relationship with physical activity. By Danielle Friedman Jamie Selzler dreaded exercise for as long as he could remember. Throughout his 20s ...

Vibe coding is programming by gut feel. You have an idea for a tool, a website, or a repetitive task you want to automate… but instead of enrolling in a coding boot camp or slogging through YouTube ...

This tiny, inexpensive microcontroller makes it easy to build reliable, room-by-room Home Assistant sensors without paying the smart home tax.

Some patients in a clinical trial of one new drug lost so much weight that they became concerned and dropped out. By Dani Blum Scientists raced to make drugs that help people lose as much weight as ...

This article examines the new Code of Conduct for Architects. In 2024, there was a consultation by the Architects Registration Board (“ARB”) for a new Code of Conduct and Practice for Architects. The ...