They look like noctiluscent clouds. Fairly common.

Off Topic » in reply to Would the resident geologists weigh in on this one?

alcaray — 5/21/2008 11:12:16 PM (archived)

Usually they appear when there is a little less light. Hard to gauge the time of day in the photo.

I guarantee that the glow is not caused by radiation from beyond the visible light spectrum.

The whole thread (20 posts)

Would the resident geologists weigh in on this one? - Lindy - 5/21/2008 6:30:27 PM
- Explanation of Rainbow over Sichuan, China - Lindy - 5/26/2008 3:17:40 PM
- a form of rainbow... - nick hoffman - 5/22/2008 8:18:57 AM
  - Fire rainbow - Lindy - 5/22/2008 2:32:29 PM
  - Try THIS pic... - nick hoffman - 5/22/2008 8:30:27 AM
- They look like noctiluscent clouds. Fairly common. - alcaray - 5/21/2008 11:12:16 PM
- Don't let 'em fool you Lindy... - SDAI-Tech1 - 5/21/2008 10:42:32 PM
  - Messing with the ionosphere - Lindy - 5/23/2008 10:01:28 PM
- okay - podrock - 5/21/2008 7:55:45 PM
  - the missing link: - podrock - 5/21/2008 11:50:23 PM
    - Rather fascinating - Lindy - 5/22/2008 2:46:54 AM
      - Did you read Nick's comments? - podrock - 5/22/2008 4:06:55 AM
        
        re: Did you read Nick's comments? - Lindy - 5/22/2008 5:12:08 AM
        
        Ball lightning info - Socrates II - 5/22/2008 4:01:25 PM
        
        Who are "they"? - Lindy - 5/22/2008 2:37:54 PM
        
        who are "they"? - nick hoffman - 5/22/2008 8:13:02 AM
- I've seen this before... - ER - 5/21/2008 6:49:47 PM
- This video was taken....... - Lindy - 5/21/2008 6:34:52 PM
  - Frog march sparks new China quake alarm yesterday - Lindy - 5/22/2008 5:18:10 AM
    - Aw, come on, Rove isn't THAT fat. (n/t) - TB - 5/22/2008 4:12:40 PM

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The whole thread (20 posts)