To safeguard your vision, here's how to make a box pinhole projector with common household items. Solar eclipse events: How long to travel to Indiana, Kentucky events from Louisville Step 1 to ...

In this video I test my DIY bat signal powered by the incredibly bright Imalent MS18 flashlight against the clouds. I also show an easy way that you can build your own image projector using a few ...

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 ...