Ugly History: The El Mozote murders - Diana Sierra Becerra
6:33
Ugly History: The Khmer Rouge murders - Timothy Williams
1:19
The Simple Neuroscience of Time Perception
6:44
The Nazis recruited to win the Cold War - Brian Crim
6:22
What caused the Rwandan Genocide? - Susanne Buckley-Zistel
7:40
Ugly History: The Armenian Genocide - Ümit Kurt
33:13
Viaje a la «dictadura» más exitosa de América
31:16
What's left of our lives: the survivors of the El Mozote massacre
13:22