United States of America (USA)

News

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18 April 2019

Holly Else

Survey finds that 40% of research-intensive universities mention the controversial metric in review documents — despite efforts to dampen its influence.

Unconscious bias limits women's careers

15 April 2019

Smriti Mallapaty

The vast gender gap in Japanese science has leading women researchers calling for change.

News

1 December 2017 - 30 November 2018

Subject/journal group: All

The table to the right includes counts of all research outputs for United States of America (USA) published between 1 December 2017 - 30 November 2018 which are tracked by the Nature Index.

Hover over the donut graph to view the FC output for each subject. Below, the same research outputs are grouped by subject. Click on the subject to drill-down into a list of articles organized by journal, and then by title.

Note: Articles may be assigned to more than one subject area.

AC FC
27380 19815.89

Outputs by subject (FC)

Subject AC FC
Chemistry 7259 5454.84
Earth & Environmental Sciences 4035 2729.08
Life Sciences 11666 8765.81
Physical Sciences 7510 4974.90

1 December 2017 - 30 November 2018

View the connected world of international research collaboration. Visualize collaborations by subject or region.

Collaborations between countries

Percentage of collaboration by FC

Hover over the graph to view the percentage of collaboration.

Top 10 collaborators by FC

  • United States of America (USA)
  1. China (3916.98)
    1928.36
    1988.62
  2. 978.07
    761.14
  3. Germany (1731.76)
    980.94
    750.82
  4. Canada (1028.38)
    631.38
    397.01
  5. France (966.07)
    583.39
    382.68
  6. Japan (910.83)
    550.82
    360
  7. Switzerland (667.35)
    392.72
    274.62
  8. South Korea (627.86)
    385.51
    242.35
  9. Australia (615.78)
    371.50
    244.28
  10. Italy (542.53)
    328.52
    214.01

Collaboration is determined by the combined fractional count (FC) of United States of America (USA) and the collaborating country.

Top 10 institutions from United States of America (USA)

Institution AC FC
1. Harvard University 2294 864.49
2. Stanford University 1469 602.85
3. Massachusetts Institute of Technology (MIT) 1696 564.38
4. University of California, Berkeley (UC Berkeley) 1212 396.48
5. National Institutes of Health (NIH) 901 382.26
6. Yale University 852 340.37
7. University of Michigan (U-M) 838 335.84
8. Northwestern University (NU) 735 326.11
9. University of California, Los Angeles (UCLA) 942 323.01
10. University of California, San Diego (UC San Diego) 917 320.37

Enhanced profiles

Return to country/territory outputs