July 13th, 2013
12:49 AM ET

Weekly quiz: Test your knowledge

What item of clothing did Osama bin Laden reportedly wear to obscure his appearance from satellite cameras? Who has been named Egypt's interim president?

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soundoff (6 Responses)
  1. JAL

    What effects do spherical harmonics (in gravitational and quantum masses) have on humans observing "life".

    July 14, 2013 at 7:36 am | Reply
    • JAL

      As a hypothesis, I would state that our micro-sybiants reside in our GI tracts, our direct macro-symbiants reside in the Sun and our resident macro-symbiants in the Sun have a sybiant relationship with a resident in the SagA black hole.

      July 14, 2013 at 7:47 am | Reply
      • JAL

        This is the best way to approach String Theory.

        July 14, 2013 at 7:50 am |
  2. patod

    why hasn't GPS been on CNN the last two weeks - i can understand why people turn that channel off - too much talking and not a lot said. if GPS is not on again this sunday, i am going to call someone!

    July 15, 2013 at 11:00 am | Reply
  3. odim kelechi onu

    we cant cheat on nature..scientist should investigate where man lives after death

    July 15, 2013 at 4:26 pm | Reply
  4. Name*Francis Alphones

    Feel Good, feel healthy. Take a quick tour.

    July 17, 2013 at 10:56 am | Reply

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