Watching fish glide silently around a tank is one of the most relaxing hobbies a person can pick up, but keeping an actual aquarium alive comes with a long list of chores. Regular tank cleanings, ...

Engineers have developed robotic fish that mimic real aquatic life, offering an aquarium experience without the upkeep. These miniature submarines, powered by Arduino and guided by an overhead camera ...

It leaves bruises through a sweatshirt. There is a man who built a Nerf gun with that kind of power. In February 2026, a project featured on Hackaday quietly became a topic of conversation. It was an ...

If you grew up playing with LOGO on an old 8-bit computer, you’re probably familiar with the concept of a drawbot. It’s a simple robot that drags a pen around to draw on paper. [Tim] decided to build ...

It’s little secret that stepper motors are everywhere in FDM 3D printers, but there’s no real reason why you cannot take another type of DC motor like a brushless DC (BLDC) motor and use that instead.

UVUMBUZI Tech Challenge - Kenya; EBTIKAR Tech Challenge - Jordan; EBTIKAR Tech Challenge - Jordan. INTRODUCTION. The Ebtikar Tech Challenge! was a four-month-long inno ...

Marostica inaugurated Italy’s first chess museum May 16, unveiling the Giovanni Longo International Chess Museum inside the historic Castello Inferiore (Lower Castle). The collection, donated by ...