Learn how to make your own smartphone projector at home using simple materials like a cardboard box, hot glue, and an ...

Unlock the full potential of your smartphone flashlight with this easy DIY projector tutorial! Watch as we turn ordinary materials—just cardboard and a magnifying lens—into a powerful, focused light ...

We’ve already told you before that you should never look directly at the sun during Monday’s solar eclipse. I mean, didn’t we hear that all the time growing up? But there is a safe way to watch the ...

Technically, this simple DIY project doesn't produce a hologram, but the results look very similar. The idea is to create a pyramid of transparent, reflective material with the point facing down onto ...

A large LCD is entirely unsuitable. Light (especially high intensity of the sort used for projection) makes heat. The more light that must be "filtered away" the more heat you must be able to transfer ...