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      <video:title>Why 42? The Answer to Life, the Universe and Everything</video:title>
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      <video:title>Warum 42? Die Antwort auf die Frage nach dem Leben, dem Universum und dem ganzen Rest</video:title>
      <video:description>Ein Hörspiel gab 1978 die Antwort auf die Frage nach dem Leben, dem Universum und dem ganzen Rest: 42. Warum diese Zahl? Der Autor erklärte es zweimal.</video:description>
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      <video:title>¿Por qué 42? La respuesta a la vida, el universo y todo lo demás</video:title>
      <video:description>En 1978, una comedia de radio dio la Respuesta a la Vida, el Universo y Todo lo demás: 42. ¿Por qué ese número? Su autor lo explicó dos veces. Luego, el mundo se sumó.</video:description>
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      <video:title>Why Are There 7 Days in a Week? The Story of the Number 7</video:title>
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      <video:title>¿Por qué la semana tiene 7 días? La historia del número 7</video:title>
      <video:description>El día, el mes y el año vienen del cielo; la semana, no. Cómo el Shabat, siete luces errantes y Roma nos dieron siete días y sus nombres.</video:description>
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      <video:title>Why 40 Days After Death? The Story of the Number 40</video:title>
      <video:description>Families in Cairo, Athens, Istanbul and Moscow gather again forty days after a death. We trace the number 40 from Egypt and the Bible to quarantine.</video:description>
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      <video:title>¿Por qué 40 días después de la muerte? La historia del número 40</video:title>
      <video:description>En El Cairo, Atenas, Estambul y Moscú, las familias vuelven a reunirse cuarenta días después de una muerte. Seguimos el 40 desde Egipto y la Biblia hasta la cuarentena.</video:description>
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