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 ...

If you'd rather spend your hard earned money on actual projection and sound hardware rather than a screen, check out this tutorial for turning Tyvek into an on-the-cheap projection screen. You can ...

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 ...