We all know that light bends when it travels through glass, water, or other transparent material - that's how a microscope, lighthouse and spectacles work! And you might even know that light...
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?...
You may have heard that Einstein's theory of special relativity imposes a cosmic speed limit: nothing can travel faster than the speed of light. Well, that's wrong. All that Einstein...