How these courses are ranked
30 of these universities hold a QS World position, from #14 (Columbia University) to #575 (University of South Carolina); they are listed first, in that order. Below them, universities follow their research output: Johns Hopkins University is cited most (78,461,703 citations). 14 universities have neither a QS position nor a research record yet and appear at the end, marked "Not yet ranked".
Levels, lengths and start dates
The most common subjects are Medicine & Health Sciences (333), Business & Management (187), Education (133) and Computer Science & IT (79). The usual length is 3–4 years and 2 years. 84% are full-time and 140 can be studied online. Start dates lean to Fall (100% of courses with a stated intake) and Spring (1% of courses with a stated intake). University of Alaska - Fairbanks offers the widest choice, with 39 of these courses.