8 Episodes

Season 4

Episodes

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  • 8 episodes
    8 episodes
    • s4e8Earthquakes in the Midwest/ Profile: Sang-Mook Lee
      September 1, 2009
    • s4e7Saving Hubble Update, Gangster Birds, Profile: Alfredo Quiñones-Hinojosa and How Memory Works
      August 25, 2009
    • s4e6Public Genomes Public Genomes/ Algae Fuel/
      August 18, 2009
    • s4e5Moon Smasher/ Secrets in the Salt
      July 28, 2009
    • s4e4The Science of Picky Eaters, Smart Sea Lions and Talking Walruses
      July 21, 2009
    • s4e3Marathon Mouse/Dinosaur Plague/Franklin Chang-Diaz/Space Storms
      July 14, 2009
    • s4e2Kepler Telescopes / Genetic Key to Autisms
      July 7, 2009
    • s4e1Diamond Farmers
      June 30, 2009