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 ...

The idea of making a “homemade” hologram projector sounds like something out of a sci-fi movie. But, according to TikTok, you can pull it off with just two items. Different homemade versions of the 3D ...

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 ...

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 ...

Rather than buy a gigantic television, people with lots of blank wall space (like my friend Christian) are turning to LCD projectors for watching video and playing video games. The only problem is ...

If you're having trouble finding NASA-approved eclipse glasses online or around town, you're not alone. » RELATED: The ultimate guide to the once-in-a-lifetime total solar eclipse this August ...

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