Khan Academy
Khan Academy: Complexity and the Future
Will our descendants enjoy lives that are richer, more fulfilled, healthier, and in general better than those of today? Or will human societies collapse under the strain of depleted resources, brutal conflicts, and environmental damage?...
Khan Academy
Khan Academy: Crick, Watson, and Franklin
This article describes the race to unlock the mystery of life by determining the double helix structure of the DNA molecule. The discovery of DNA and its structure is an example of collective learning.
Khan Academy
Khan Academy: Quiz: Changing Economies
Test your knowledge of collective learning with this quiz.