The truth is out there, somewhere...
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How big could the unknown universe be?
Started by geordief |
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Star distance appearences
Started by Captain Foresight « 1 2 » |
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Has the distance between the sun & earth changed?
Started by Lewis Thomson « 1 2 » |
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What is a black hole made of?
Started by Lewis Thomson |
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Can you simply explain ion exchange?
Started by scientizscht |
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MOVED: Proof to the Collatz Conjecture
Started by Colin2B |
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How do you get the stripes in toothpaste?
Started by thedoc |
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