David Rosenberg on MSN

Homemade $4 water sprinkler test: Incredible backyard summer experiment

The budget-friendly DIY project transforms inexpensive pool noodles into a surprisingly effective backyard water sprinkler.
Hackaday

ESP32 Keeps Tabs On Your Local Airspace

Radar, this project from [Mateusz Juszczyk] isn’t actually using radar. But thanks to the round LCD this desktop gadget does ...