We're all made of the same stuff you know. If you dissect white light through a prism? Rainbow. If you mix all the colors in another way? Black. This is called additive and subtractive color.
The storm lasted about 45 minutes today. Here we have video footage shot from Dundalk, Maryland showing exactly how the storm went.
You'll see hail, high winds, lightning strikes and hear a "Hail" of thunder.