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 ...
Hackaday

Hack Improves Cheap Speed Controllers

Tony Goacher] has worked with a lot of cheap brushless DC motor controllers built in China. They can be very cost-effective, ...
Hackaday

A Standalone YouTube Streaming Rig

YouTube streaming typically involves a camera with an HDMI output, a USB3 HDMI digitiser, and a suitably beefy PC to run it all. It’s quite a process, and for [Coreymillia], more complex than it needs ...
Twinfinite

Roblox CONTROL Codes (July 2026)

You were just another C.T.R.L. employee clocking the graveyard shift, filing reports on things that shouldn’t exist. Now, the facility is under a sudden, total lockdown. Your main objective? Survive ...