Tired of building the same old Arduino projects like blinking LEDs, temperature monitors, and line-following robots? Now it’s ...

In this video I've created a device that can notify in real time about events that happen on a website. The project uses NodeMCU board and a buzzer to produce sound as alert. The board is programmed ...

In this video, I created a blood oximeter by using the MAX30105 particle sensor to figure out the changes in color of passing blood through my finger and counting the pulse from that. The device uses ...

When Apple released iOS 26, it switched up the Lock Screen so that the clock can be expanded to fill more of the display, making it easier to read. This can be done in Customize mode thanks to a drag ...

[wyojustin] was trying to think of projects he could do that would take advantage of some of the fabrication tech that’s become available to the average hobbyist. Even though he doesn’t have any ...

When you buy through our links, Business Insider may earn an affiliate commission. Learn more No one likes getting up in the morning — unless you're an early bird — but a good alarm clock makes waking ...

Composite video output from M0 microcontrollers: Circuit Playground Express (not 'classic'), Feather M0, Arduino Zero, etc. Requires latest Adafruit_GFX and Adafruit_ZeroDMA libraries. Gator-clip ...

A pygame-based multi-timezone world clock for always-on Raspberry Pi displays — 2-pane or 2×2 layout, LED dot-matrix digits, and time-of-day circadian colors.