Episode Number	Episode Name	Originally Aired	Image
1	Secrets Of The Samurai Sword	2007-10-09
2	Ghost In Your Genes	2007-10-16
3	Marathon Challenge	2007-10-30
4	Sputnik Declassified	2007-11-06
5	Judgment Day: Intelligent Design On Trial	2007-11-13
6	Master Of The Killer Ants	2007-11-20
7	Missing In MiG Alley	2007-12-18
8	Absolute Zero: The Conquest Of Cold (1)	2008-01-08
9	Absolute Zero: The Race For Absolute Zero (2)	2008-01-15
10	Secrets Of The Parthenon	2008-01-29
11	Astrospies	2008-02-12
12	Ape Genius	2008-02-19
13	The Four-Winged Dinosaur	2008-02-26
14	Cracking The Maya Code	2008-04-08
15	Car Of The Future	2008-04-22
16	A Walk To Beautiful	2008-05-13
17	Lord Of The Ants	2008-05-20
18

Aired Order | DVD Order

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