Microcontrollers for Kids shows a classroom-tested path from Scratch to Open Roberta to Arduino UNO, with printable coding ...

Days after a Plainfield home with lights many believed were flashing “SOS” went viral, police revealed what is actually ...

A small portable device featuring timer, clock, and calendar functions, equipped with a simple and functional interface and a truly long battery life.

A mysterious scene at an apparently abandoned suburban Chicago home has raised concerns after viral footage appeared to show ...

This is a very simple but useful project, strobe navigation lights for rc airplanes, or you can adjust the flashing time and make it a warning light for a forklift or even a turn signal light for a ...

When it comes to electromagnetic waves, humans can really only directly perceive a very small part of the overall spectrum, which we call “visible light.” [rootkid] recently built an ...

If you wanted to build a robot that chased light, you might start thinking about Raspberry Pis, cameras, and off-the-shelf computer vision systems. However, it needn’t be so complex. [Ed] of ...

One of the easiest and most useful smart home upgrades you can make is picking up a couple of smart light bulbs. Here’s how to get started.

Two Players of the Year among 30 All-CIF honorees from La Jolla high schools By La Jolla Light January 3, 2026 at 3:12 p.m.