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 ...

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 ...

ST. LOUIS (KMOV/Gray News) - If you do not have eclipse glasses to keep your eyes safe while looking at Monday’s solar eclipse, you can make your own solar projector with items that you probably have ...