Rice University is ranked No. 1 among the world’s top universities in the field of natural sciences and engineering for the quality and impact of its scientific publications, according to the Leiden rankings for 2013.
The Leiden rankings measure the scientific performance of 500 major universities around the world. The rankings are calculated by the Centre for Science and Technology Studies at Leiden University in Netherlands. The 2013 rankings are based on indexed publications from 2008 to 2011 from the Web of Science bibliographic database produced by Thomson Reuters. Web of Science is a reference tool for retrieving accurate citation counts.