Learn how to make your own smartphone projector at home using simple materials like a cardboard box, hot glue, and an incandescent light bulb. This step-by-step craft tutorial shows you how to ...

Anybody who's ever had the lamp go out in his LCD projector knows they can cost hundreds of dollars to replace. The cost may seem exorbitant, until you stop to think about the special tasks the lamp ...

Beam, a lightbulb-shaped gadget, promises projects your smartphone screen onto any surface you want. Launched on Kickstarter this month, the $350 projector screws into any lightbulb socket, so you can ...