The quest to build a great home theater is one of our recurring themes for Engadget's How-To Tuesdays. And as anyone home theater buff will tell you, any HDTV worth its weight in salt will present ...

Easy way to create your own projector using common household items.

The solar eclipse is approaching soon, and if you don't have proper eyewear, here's how you can watch the moment with a DIY pinhole projector.

How to Make a Pinhole Projector to View Today's Solar Eclipse It's easier than trying to find eclipse glasses at this point. And better for your eyes than staring directly at the sun.

If you can't get your hands on those special glasses to safely see the solar eclipse, you can still catch a glimpse without hurting your eyes by making and using a pinhole camera/projector.

Students and teachers with the Arkansas School for Mathematics, Sciences, and the Arts stopped by the studio to show us how to make a DIY pinhole projector.

How to make a pinhole projector from a cereal box to safely view the total solar eclipse. You don't need fancy equipment to watch the celestial event.

We all want our personal big-screen experience to feel as close to the real thing as possible. Here’s how to optimize your system—popcorn not included.

Create a hologram projector for your iPhone with this fun DIY project, blending technology and creativity.

ORLANDO, Fla. — If you don't have eclipse glasses, you can build an eclipse viewer at home with a few household items. Watch the video above for an easy how-to. Can't get outside to view eclipse ...