World's top 25 universities:

1) Harvard University (United States)
2) University of Cambridge (Britain)
3) University of Oxford (Britain)
4) Massachusetts Institute of Technology (United States)
4) Yale University (United States)
6) Stanford University (United States)
7) California Institute of Technology (United States)
8) University of California at Berkeley (United States)
9) Imperial College London (Britain)
10) Princeton University (United States)
11) University of Chicago (United States)
12) Columbia University (United States)
13) Duke University (United States)
14) Beijing University (China)
15) Cornell University (United States)
16) Australian National University (Australia)
17) London School of Economics (Britain)
18) Ecole Normale Superieure (France)
19) National University of Singapore (Singapore)
19) University of Tokyo (Japan)
21) McGill University (Canada)
22) University of Melbourne (Australia)
23) Johns Hopkins University (United States)
24) Swiss Federal Institute of Technology (Switzerland)
25) University College London (United Kingdom)