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• "... Angular Momentum ...": From Wikipedia.com:

  "For many applications where one is only concerned about rotation around one axis, it is sufficient to discard the vector nature of angular momentum, and treat it like a scalar where it is positive when it corresponds to a counter-clockwise rotations, and negative clockwise.

  "To do this, just take the definition of the cross product and discard the unit vector, so that angular momentum becomes:"
  

  See? What'd I tell ya?

• "... NY Times Poll ...": Here's a link to the NY Times poll released yesterday.

• Mullfoto of the Day
  
  Shoo!

• Catchy Caption of the Day
  
  How are those Botox shots working out for you, Senator?

  (REUTERS/Brian Snyder)