Funding Opportunities

The DARPA Information Innovation Office (I2O) runs a number of programs that generate grants. They are all listed here:
http://www.darpa.mil/Our_Work/I2O/Programs/

Some of the specific efforts related to "big data" are:

• XDATA:
  http://www.darpa.mil/Our_Work/I2O/Programs/XDATA.aspx
• Big Mechanism:
  http://www.darpa.mil/Our_Work/I2O/Programs/Big_Mechanism.aspx
• Anomaly Detection at Multiple Scales (ADAMS):
  http://www.darpa.mil/Our_Work/I2O/Programs/Anomaly_Detection_at_Multiple_Scales_(ADAMS).aspx
• Detection and Computational Analysis of Psychological Signals (DCAPS):
  http://www.darpa.mil/Our_Work/I2O/Programs/
  Detection_and_Computational_Analysis_of_Psychological_Signals_(DCAPS).aspx
• http://www.durkheimproject.org/
• Office of Naval Research (ONR):
  http://www.onr.navy.mil/
• Air Force Office of Scientific Research (AFOSR):
  http://www.wpafb.af.mil/afrl/afosr/
• Army Research Lab (ARL):
  http://www.arl.army.mil/www/default.cfm