http://www.harvard.edu
2. Princeton University
http://www.princeton.edu
3. Duke University
http://www.duke.edu
4. Yale University
http://www.yale.edu
5. Stanford University
http://www.stanford.edu
6. Massachusetts Institute of Technology
http://www.mit.edu
7. Dartmouth College
http://www.dartmouth.edu
8. University of Pennsylvania
http://www.upenn.edu
9. Brown University
http://www.brown.edu
10. California Institute of Technology
http://www.caltech.edu