How to Make a Pinhole Camera You don’t need fancy glasses or equipment to watch one of the sky’s most awesome shows: a solar eclipse. With just a few simple supplies, you can make a pinhole camera that lets you watch a solar eclipse safely and easily from anywhere. Before you get started, remember: You […]
Introduction This blog details everything needed to make a Safe Solar Viewer (SSV). Two types of projection viewers are described, a simple one costing less than $1 and a more elaborate one that can be made for twelve to eighteen dollars depending on the items you have on hand. The viewers depicted on these pages […]
Are you ready for the total solar eclipse on August 21?
2017 Solar Eclipse – Safe Viewing Tips Are You Ready for the Solar Eclipse Across America? On Monday, August 21, 2017, all of the United States will have a solar eclipse. The moon will cover at least part of the sun for 2 to 3 hours. Halfway through, anyone within a narrow path from Oregon […]
Our eyes are easily the most complex sensory organs we have, but our night vision is nowhere near as powerful as that of many animals.
Have you ever wondered where that chart with the big E in every eye doctor’s office came from?
Have you ever wondered just what sunglasses do for your eyes, and how? It’s a little more complex than just dropping a dark filter over your vision.
Is there anything more American than hot dogs on the grill and fireworks in the sky? We all enjoy a patriotic pyrotechnics display, but fireworks are not without their risks.
Getting a poor night’s rest isn’t the only reason you get dark circles under your eyes!
The last thing any parent wants is for their child to get an eye injury, and it’s even worse when the injury comes from a beloved toy.