Sezon 42
Bölümler
1 Vaccines Calling the Shots 10 Eyl 2014 
2 Rise of the Hackers 24 Eyl 2014 
3 Why Planes Vanish 8 Eki 2014 
4 Surviving Ebola 8 Eki 2014 
5 Ben Franklin's Balloons 22 Eki 2014 
6 First Air War 29 Eki 2014 
7 Bigger Than T. rex 5 Kas 2014 
8 Emperor’s Ghost Army 12 Kas 2014 
9 Killer Landslides 19 Kas 2014 
10 First Man on the Moon 3 Ara 2014 
11 Big Bang Machine 14 Oca 2015 
12 Sunken Ship Rescue 21 Oca 2015 
13 Sinkholes—Buried Alive 28 Oca 2015 
14 Colosseum: Roman Death Trap 11 Şub 2015 
15 Petra: Lost City of Stone 18 Şub 2015 
16 Hagia Sophia: Istanbul’s Ancient Mystery 25 Şub 2015 
17 The Great Math Mystery 15 Nis 2015 
18 Invisible Universe Revealed 22 Nis 2015 
19 Nazi Attack on America 6 May 2015 
20 Lethal Seas 13 May 2015 
21 Chasing Pluto 15 Tem 2015 
22 Nuclear Meltdown Disaster 29 Tem 2015