Discover how to build your own DIY laser pointer that connects to your smartphone's headphone jack and is controlled via an app. This step-by-step guide covers preparing the audio jack, soldering the ...

Don't try this at home. A college student just created a laser powerful enough to obliterate a ping pong ball. Laser enthusiast Anthony Drake posted this to his YouTube channel, styropyro, calling it ...

Discover how to build a simple DIY projector using everyday materials like cardboard and a small flashlight or laser pointer. This easy step-by-step tutorial guides you through crafting a homemade ...

Don't try this at home. A college student just created a laser powerful enough to obliterate a ping pong ball. Tap to watch if you're viewing on the news app. Laser enthusiast Anthony Drake posted ...