In a perfect world, humans would have been able to enjoy the beauty of solar eclipses by looking at them directly. In reality, however, that isn't quite possible, given that looking at the sun during ...

The purpose of the slide projector is to expose a UV sensitive emulsion.<BR><BR>I'm using the most common Kodak model (which, by the way, just stopped production in 2005ish after many decades). I ...

KALAMAZOO, Mich. — As the countdown to the solar eclipse of April 8, 2024 continues, time is running out to get a pair of solar eclipse glasses. ISO certified eclipse glasses are the only way to ...

The DIY enthusiast Ben brought forward a unique approach to build a portable projector using the concept of “persistence of vision” where an image produced by a moving object doesn’t disappear as soon ...

WASHINGTON — With April's total solar eclipse getting closer, now is the time to plan for how you're going to safely watch the celestial spectacle. Hopefully this isn't the first time you're hearing ...

If you don't have solar glasses yet to watch the total eclipse happening April 8, not to worry. The good folks at NASA have an easy way you can view the eclipse by making a box pinhole projector with ...