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What's this filaments of a nuclear explosion?

  1. May 17, 2008 #1
    The filaments at the red pointer. Is that the result of shockwave?


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  2. jcsd
  3. May 18, 2008 #2


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    i've often wondered the same thing regard that pic (or one very similar to it).

    maybe it's blackbirds being toasted midflight.
  4. May 18, 2008 #3


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    Offhand, I believe those are smoke streamers deliberately deployed to observe air movement.

    [ EDIT: http://en.wikipedia.org/wiki/Mushroom_cloud#Physics" ]

    "...the streaks of smoke ... are vertical smoke flares which are used to observe the shockwave..."
    Last edited by a moderator: Apr 23, 2017
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