The truth is out there, somewhere...
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How are lasers used in metrology?
Started by thedoc |
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Did Austin Powers invent the "laser"?
Started by Geezer |
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What happens when two light beams meet?
Started by thedoc |
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Is there a limit to how far back in time we can see?
Started by Ricky Lawson |
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Can a laser be any spectrum of light?
Started by thedoc |
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What lies between universes in a multiverse?
Started by Weronika |
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Can gravity be simulated by spinning a spacecraft?
Started by Joel Rosner |
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What else does our moon influence?
Started by tumbler |
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Are there plans for a manned mission to Mars?
Started by John Daugherty |
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