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The Nature of Things

Season 49

Episodes

2842708
Episode 1
Oct 11, 2009
2842709
Episode 2
Oct 18, 2009
2842710
Episode 3
Oct 25, 2009
2842711
Episode 4
Nov 1, 2009
2842712
Episode 5
Nov 8, 2009
2842713
Episode 6
Nov 15, 2009
2842714
Episode 7
Nov 22, 2009
2842715
Episode 8
Jan 7, 2010
2842716
Episode 9
Jan 21, 2010
2842717
Episode 10
Jan 28, 2010
2842718
Episode 11
Feb 4, 2010
2842719
Episode 12
Feb 11, 2010
2842720
Episode 13
Feb 18, 2010
2842721
Episode 14
Mar 4, 2010
2842722
Episode 15
Mar 11, 2010
2842723
Episode 16
Mar 18, 2010
2842724
Episode 17
Mar 25, 2010
2842725
Episode 18
Apr 1, 2010