Will Cogley on MSN

This DIY Arduino laser toy keeps cats entertained

Learn how to build an Arduino-powered cat laser toy that you can control directly from your smartphone. A fun DIY electronics ...
Hackaday

2026 Frikkin Lasers Challenge: Laser Bandsaw

Can you call it a bandsaw if it has neither band nor saw? [WeldingRod1] does, with his entry in the laser contest — a ...