I Wonder What Dark Matter Is

Personal Stories, Advice, and Support 48 People

    So Where Is It?

    According to some guesstimates dark matter is the majority of all matter in this Universe. It has also been guesstimated that regular [light] matter far exeeds the amount of [light] ANTI-matter.PET scans - Positron Emmission Tomography - uses anti-matter [positrons, which are...
    freeed freeed
    66-70, M
    1 Response Feb 26, 2011

    Dark Matter

    Physicists speculate the existence of "dark matter" and "dark energy" because without these hypothetical constructs their equations blow up. Is it more likely that some unknown quantities actually exist or that the equations are imperfect? What do you think?
    freeed freeed
    66-70, M
    7 Responses May 24, 2009
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