The "Research Excellence Framework" for 2014 has confirmed the University of Liverpool's reputation for internationally outstanding research. Chemistry, Computer Science, General Engineering, Archaeology, Agriculture, Veterinary & Food Science, Architecture, Clinical Medicine, and English, are ranked in the top 10 in the UK for research excellence rated as 4* (world-leading) or 3* (internationally excellent), and also performed particularly well in terms of the impact of their research. The Computer Science department was ranked 1st in UK for 4* and 3* research, with 97% of the research being rated as world-leading or internationally excellent – the highest proportion of any computer science department in the UK. The Chemistry department was also ranked 1st in the UK with 99% of its research rated as 4* world leading or 3* internationally excellent