View full lesson: http://ed.ted.com/lessons/inside-the-ant-colony-deborah-m-gordon

Ants have one of the most complex social organizations in the animal kingdom; they live in structured colonies that contain different types of members who perform specific roles. Sound familiar? Deborah M. Gordon explains the way these incredible creatures mate, communicate and source food, shedding light on how their actions can mimic and inform our own behavior.

Lesson by Deborah M. Gordon, animation by Steve Belfer Creative Inc.
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The history of marriage - Alex Gendler

View full lesson: http://ed.ted.com/lessons/the-history-of-marriage-alex-gendler

A white, puffy dress. Eternal love. A joint tax return. Marriage means something different to everyone and has changed over time and across cultures. Alex Gendler traces the history of getting hitched, providing insights on polygamy, same-sex unions and even marriage between the dead and the living.

Lesson by Alex Gendler, animation by Augenblick Studios.