Discover how to build your own DIY laser pointer that connects to your smartphone's headphone jack and is controlled via an ...

Unlock Your Creativity with These 8 Easy and Beautiful Laser DIY Projects! In this video, we’ll show you 8 stunning and beginner-friendly craft ideas made using a laser machine. From elegant home ...

Create a focused speaker so your music targets only the listener. That demodulates at 40 kilohertz, with an H-bridge and ...

From using existing wiring to repurposing old hardware or smart devices, keeping your home secure might not cost as much as you think.

This global market is worth about $19billion, but it is predicted to reach $36.7billion by 2034 because these elements are ...

Looking for an alarm system to make you feel more secure? We've tested all the top professional and DIY home security systems to help you decide which is right to protect your family and property.

Got an ancient laptop or desktop lying around? With just a bit of extra effort, you can transform an old gaming PC into an ...

CNET staff -- not advertisers, partners or business interests -- determine how we review products and services. If you buy through our links, we may earn a commission. Home security doesn't have to ...

Let's talk about that graveyard of old phones you've got stashed in a kitchen drawer. Instead of letting them collect dust until they're literal ancient artifacts, it's time to put one of those bricks ...

This DIY lasertag project designed by [Nii], which he brought to Tokyo Maker Faire back in September, is a treasure trove. It’s all in Japanese and you’ll need to visit X (formerly Twitter) to see it, ...