Recent content by marxmarvelous

  1. M

    Understanding Einstein's Twin Paradox, past the usual level?

    physicsdude30: Yes, GR is the correct transformation for time and space. The totality of matter in the universe enters those equations. If you would like to discuss this please reply. Jack and Jill needn't be consulted abut which formulas to trust. Ever see a picture of the two guys that the...
  2. M

    Need help understanding the twins

    At Johns Hopkins as a Jr. Instructor the "twins" paradox was never aproached. Likely there has been two generations of teachers who think there is an "answer" to the paradox. Einstein gave it in 1915; GR. He termed the paradox as "a failure of epistemology." Western 'Greek think" begins...
  3. M

    Understanding Einstein's Twin Paradox, past the usual level?

    "The twin "paradox" is a simple undergraduate level issue. It's a basic exercise that should be solved by a first year undergraduate at the start of the introductions to special relativity." When I taught undergraduates at Hopkins in the '60s it was still a "paradox" and not interesting to...
  4. M

    History What Ancient Ruins Have Been Discovered in the Mayan Underworld?

    -------------------------------------------------------------------------------- Now that I've found the site after taking long to register I'll copy the post here. Gave me time to realize who is the most capable and willing to discuss the issues passed thru here widely. Moises is the master of...
  5. M

    Mayan Predictions: What Did & Didn't They Forecast?

    anted to add to Underwater water Mayan sites or something and couldn't find it. The Director of the ruins at Chichen said that pilgrims to Chichen I. participated in a course of ceremonys at different temples after preparation by priests/guides there. First was an underground water site, last...
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