The Blue Moon's coming, but it won't be blue

By David Reneke
Updated July 29 2015 - 3:36pm, first published 3:25pm
A moon of a different colour: While a blood moon does take on a reddish hue, a blue moon doesn't change. Picture: Jason South
A moon of a different colour: While a blood moon does take on a reddish hue, a blue moon doesn't change. Picture: Jason South

When you hear someone say “once in a blue moon” you know what they mean. They’re usually talking about something rare, silly, and even absurd. To most, the term gives mixed messages.

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