Now, you're never really going to get to a really realistic blood red with just red food color, so what we do is we add a little blue, or black, and then that gives us a little depth. So now you ...

The moon, about as large as it can be in the sky, will turn a blood red color in the hours before dawn. The celestial event is a lunar trifecta: a supermoon (a moon at perigee, the closest to ...