Blue Moon

Ever wondered just what the reference to something that happened infrequently as "once in a blue moon" really meant?    Well, tonight's* the night, at 9:04 p.m. Eastern Daylight Time, and here's where you can learn about the term, 'blue moon'.





*Unless you live in Europe, Africa, Asia or Australia where you'll have to wait until June 30 for your 'blue moon'.