NOVA — Season 42

E01 Vaccines Calling the Shots 10 Sep 2014 E02 Rise of the Hackers 24 Sep 2014 E03 Why Planes Vanish 08 Oct 2014 E04 Surviving Ebola 08 Oct 2014 E05 Ben Franklin's Balloons 22 Oct 2014 E06 First Air War 29 Oct 2014 E07 Bigger Than T. rex 05 Nov 2014 E08 Emperor’s Ghost Army 12 Nov 2014 E09 Killer Landslides 19 Nov 2014 E10 First Man on the Moon 03 Dec 2014 E11 Big Bang Machine 14 Jan 2015 E12 Sunken Ship Rescue 21 Jan 2015 E13 Sinkholes—Buried Alive 28 Jan 2015 E14 Colosseum: Roman Death Trap 11 Feb 2015 E15 Petra: Lost City of Stone 18 Feb 2015 E16 Hagia Sophia: Istanbul’s Ancient Mystery 25 Feb 2015 E17 The Great Math Mystery 15 Apr 2015 E18 Invisible Universe Revealed 22 Apr 2015 E19 Nazi Attack on America 06 May 2015 E20 Lethal Seas 13 May 2015 E21 Chasing Pluto 15 Jul 2015 E22 Nuclear Meltdown Disaster 29 Jul 2015