<p><font color="#ff0000">/Mod Hat On</font></p><p>A matter of policy, so as that this is not misunderstood: under our rules, in any given scientific debate where there is an accepted scientific explanation - as unhappy as it may make it's nay-sayers - and an unconventional and generally speculative explanation, it is incumbent upon the person posting the unconventional explanation to explain and prove their assertations; not that of the person posting the mainstream explanation. </p><p>That, by the way, is one aspect of the Scientific Method.</p><p>Inasmuch as Dark Matter is, as Meteorwayne says, the accepted placeholder for further investigation, that is the mainstream explanation. Another alternate explanation would be the one that must explain itself if challenged. Remember people much more highly skilled in this subject have determined Dark Matter is their accepted mechanism, and we must at least nominally respect the fact.</p><p>Hope that helps, in some small way, to clarify matters. </p><p>We now return you to your regularly scheduled debate...</p><p><font color="#ff0000">/Mod Hat Off </font></p> <div class="Discussion_UserSignature"> <p><em>Differential Diagnosis: </em>"<strong><em>I am both amused and annoyed that you think I should be less stubborn than you are</em></strong>."<br /> </p> </div>