Today I'm going to show you how to make a really cool light bulb vase. We're going to use a screw fit light bulb and a wire coat hanger. We're going to start by putting on eye...
We've all been told that the colors of the rainbow correspond to different wavelengths of visible light - red, orange, yellow, green, blue, and violet. Where's pink in that list?...
In order for us to see something, it either needs to emit light directly (like the sun or a lightbulb filament or firefly) or else have photons of light bounce off of it and into our eyes. But how do...