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Size may matter

  1. Aug 16, 2009 #1


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    Last edited: Aug 16, 2009
  2. jcsd
  3. Aug 16, 2009 #2
    Very interesting. Never knew that they could get that small. WOW!
  4. Aug 16, 2009 #3
    Thats so tiny, it's cute!
  5. Aug 16, 2009 #4
    Well, it's not a rotational motor..and an expanding bubble is not much of a linear motor...force is limited by surface tension on the bubble. So yes, "it jiggles, a little bit"...but I have doubts about the usefulness.
  6. Aug 16, 2009 #5


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    Staff: Mentor

    Tiny is cute... Gotta remember this phrase.
  7. Aug 16, 2009 #6


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    You know, if you'd bothered to actually read the article, you'd have seen that this was already addressed:

  8. Aug 16, 2009 #7
    Expect people to read articles posted? Talk about wishful thinking.
  9. Aug 17, 2009 #8


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  10. Aug 17, 2009 #9


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    Check out these http://www.sciencentral.com/articles/view.php3?article_id=218392586" [Broken].

    And here are some vids of http://www.ipt.arc.nasa.gov/gallery.html" [Broken].
    Last edited by a moderator: May 4, 2017
  11. Aug 17, 2009 #10
    Thread title is misleading.

    I thought it would be about men penises and these two were the first posts I saw

    and then
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