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

Discover how to build a simple DIY projector using everyday materials like cardboard and a small flashlight or laser pointer.

In case you haven’t heard, there’s a solar eclipse coming! But while eclipses are cool, unless you’re in the path of totality — i.e., the part of the country where the Moon will completely obstruct ...