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visits member for 3 years, 9 months
seen Jul 11 '12 at 6:37

Apr
19
comment How can time be relative?
This is great, thanks
Jun
15
comment What has been proved about the big bang, and what has not?
thanks a lot, very enlightening
Jun
15
awarded  Scholar
Jun
15
awarded  Supporter
Jun
15
accepted What has been proved about the big bang, and what has not?
Jun
15
asked What has been proved about the big bang, and what has not?
Jun
9
awarded  Student
Jun
9
asked Why do we say that the earth moves around the sun?