Season 30 aired between 11 Oct 2011 and 20 Nov 2012, 24 episodes.
Episodes
E01
The Anthrax Files
11 Oct 2011
E02
Lost in Detention
18 Oct 2011
E03
Syria Undercover
08 Nov 2011
E04
A Perfect Terrorist
22 Nov 2011
E05
Opium Brides
03 Jan 2012
E06
Nuclear Aftershocks
17 Jan 2012
E07
The Interrupters
14 Feb 2012
E08
Inside Japan's Nuclear Meltdown
28 Feb 2012
E09
Murdoch's Scandal
27 Mar 2012
E10
The Real CSI
17 Apr 2012
E11
Money, Power and Wall Street Parts I-IV
24 Apr 2012
E12
Cell Tower Deaths / Six Billion Dollar Bet
22 May 2012
E13
Al Qaeda in Yemen
29 May 2012
E14
Dollars and Dentists
26 Jun 2012
E15
Endgame: Aids in Black America
10 Jul 2012
E16
Fast Times at West Philly High / Middle School Moment
07 Jul 2012
E17
The Battle for Syria
18 Sep 2012
E18
Alaska Gold
24 Jul 2012
E20
Dropout Nation
25 Sep 2012
E21
The Choice 2012
09 Oct 2012
E22
Climate of Doubt
23 Oct 2012
E23
Big Sky, Big Money
29 Oct 2012
E24
The Suicide Plan
13 Nov 2012
E26
Poor Kids
20 Nov 2012