(DIR) xkcd - A Webcomic of Romance, Sarcasm, Math and Language.
 (DIR) Floodgap Gopher Fun and Games
        
       xkcd - A Webcomic - Green Flash (766)
        
       Image:
 (PNG) green_flash.png
        
       The exact cause of the phenomenon is unknown, but it's thought to
       be linked to atmospheric refraction and you getting a really cool
       car.
        
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