From your very first blinking LED to dazzling multi-color sequences, Arduino makes it easy to bring light to life. With just a board, a few LEDs, and some code, you can experiment with patterns, ...

Ultrasonic levitation is by now a familiar trick: one or more ultrasonic transducers create a standing wave, and small ...

Researchers have, for the first time, directly visualized how electronic patterns known as charge density waves evolve across ...

Daniel Ansorregui has developed LightInk, an open-source solar-powered E-ink watch inspired by 90s solar digital watches. It ...

The Raspberry Pi RP2040 microcontroller has inspired a wave of creative projects, from environmental monitors to laser distance sensors. With its low cost, flexible programming options, and rich ...

If you were to point to a single device responsible for much of Hackaday’s early success, it might be the Arduino Uno. The ...

A team of scientists has uncovered a crystal that can be reshaped and programmed using ordinary light, opening a new path for ...

A pair of mates has captured a rare ocean spectacle 60 kilometres off the coast of Western Australia. AddedDec 10th, 2025 The fight to tax gas is flaring up again Nine Political Editor Charles ...