1, Harvard University.

2.stanford university.

3. Yale university

4. California Institute of Technology.

5. University of California, Berkeley.

6. Cambridge University.

7. Massachusetts Institute of Technology.

8. Oxford University.

9. University of California, San Francisco.

10, Columbia university

1 1 University of Michigan.

12, UCLA.

13, University of Pennsylvania.

14, Duke University.

15, Princeton University.

16, University of Tokyo.

Imperial College London, London 17.

18, University of Toronto.

19, Cornell University.

20. University of Chicago.

2 1, Federal Institute of Technology Zurich.

22. University of Washington in Seattle.

23. University of California, San Diego.

Johns Hopkins University.

25. University College London.

26. Swiss Federal Institute of Technology Lausanne.

27. University of Texas at Austin.

28. University of Wisconsin-Madison.

29. Kyoto university

30. University of Minnesota Twin Cities.

3 1, University of British Columbia.

32. University of Geneva.

33. University of Washington, St. Louis.

34. London School of Economics.

35. Northwest University.

36. National University of Singapore.

37. University of Pittsburgh.

38. Australian National University.

39. new york University.

40. Pennsylvania State University.

4 1, University of North Carolina.

42. McGill University, Canada.

43. Paris Institute of Technology.

44. university of basel.

45. University of Maryland.

46. University of Zurich.

47. University of Edinburgh.

48. University of Illinois at Urbana-Champaign.

49. Bristol University.

50. University of Sydney.

Refer to the above? Baidu Encyclopedia-World University Rankings