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Anti Matter - Does it exist on Earth?

  1. May 17, 2012 #1
    Anti Matter -- Does it exist on Earth?

    simple question , in this world , is there any anti matter ? sorry my english is terrible
    thank you:smile:
     
  2. jcsd
  3. May 17, 2012 #2

    jedishrfu

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  4. May 17, 2012 #3

    ZapperZ

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    Re: Anti Matter -- Does it exist on Earth?

    Look up PET Scans. Not only do they exist, we USE them in medical diagnostics!

    Zz.
     
  5. May 17, 2012 #4

    Drakkith

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    Re: Anti Matter -- Does it exist on Earth?

    Antimatter has been known to exist since 1929 when the first positron was observed in a bubble chamber.
     
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