U.S. Intelligence Unit Aims to Build a ‘Data Eye in the Sky’ - NYTimes.com

Tacit crowdsourcing

Now social scientists are trying to mine the vast resources of the Internet — Web searches and Twitter messages, Facebook and blog posts, the digital location trails generated by billions of cellphones — to do the same thing.

The most optimistic researchers believe that these storehouses of “big data” will for the first time reveal sociological laws of human behavior — enabling them to predict political crises, revolutions and other forms of social and economic instability, just as physicists and chemists can predict natural phenomena.

U.S. Intelligence Unit Aims to Build a ‘Data Eye in the Sky’ - NYTimes.com