Engineers build robotic fish that swim, dock and recharge themselves with no feeding required

Watching fish glide silently around a tank is one of the most relaxing hobbies a person can pick up, but keeping an actual ...

Engineers create 3D-printed robotic fish that swim, play and recharge themselves through automated charging systems. Here's all you need to know

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 ...
note

[Kato RC #25] A Nerf Tank That Leaves Bruises — The Story of a Man Who DIYed with an RP2040

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 ...
Hackaday

Make A DIY E-ink Faceplate For Valve’s Steam Machine

Valve has always designed hacker-friendly hardware, and in that spirit, [NaKyle Wright] released Inkterface, a design for an ...
Hackaday

drawing robot

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 ...
University of Geneva

EBTIKAR Tech Challenge - Jordan

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