NOVA — Season 31

Episodes

• E1 Infinite Secrets2003-09-30—
• E2 Who Killed the Red Baron?2003-10-07—
• E3 The Elegant Universe: Einstein's Dream (1)2003-10-28—
• E4 The Elegant Universe: String's the Thing (2)2003-10-28—
• E5 The Elegant Universe: Welcome to the 11th Dimension (3)2003-11-04—
• E6 Wright Brothers' Flying Machine2003-11-11—
• E7 Magnetic Storm2003-11-18—
• E8 Volcano Above the Clouds2003-11-25—
• E9 MARS Dead or Alive2004-01-04—
• E10 Secrets of the Crocodile Caves2004-01-20—
• E11 Dogs and More Dogs2004-02-03—
• E12 Descent Into the Ice2004-02-10—
• E13 Crash of Flight 1112004-02-17—
• E14 Life and Death in the War Zone2004-03-02—
• E15 Hunt for the Supertwister2004-03-308.0
• E16 World in the Balance: The People Paradox (1)2004-04-20—
• E17 World in the Balance: China Revs Up (2)2004-04-20—
• E18 Battle Plan Under Fire2004-05-04—