United States of America (USA)

News

New tool tracks gender imbalance in medicine

6 October 2017

Gemma Conroy

Gender proportions in medical schools are almost equal, but disparities persist further up the ranks, a new tracking tool reveals. 

Mouse pee, spider poison, and wasps' nests: 2017 Nobel research faces earthly problems

4 October 2017

Katherine Bourzac

The committed team behind the observation of gravitational waves is up against nature.

New entrants to the Nature Index

14 September 2017

Smriti Mallapaty

A few institutions in the United States, China and Germany make it into the top 500 for the first time.

News

1 June 2016 - 31 May 2017

Subject/journal group: All

The table to the right includes counts of all research outputs for United States of America (USA) published between 1 June 2016 - 31 May 2017 which are tracked by the Nature Index.

Hover over the donut graph to view the WFC 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 WFC
24488 17115.74 15114.09

Outputs by subject (WFC)

Subject AC FC WFC
Chemistry 5884 4582.29 4582.29
Life Sciences 8858 6714.59 6714.59
Earth & Environmental Sciences 1892 1303.28 1303.28
Physical Sciences 10221 6254.90 4253.26

1 June 2016 - 31 May 2017

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

Collaborations between countries

Percentage of collaboration by WFC

Hover over the graph to view the percentage of collaboration.

Top 10 collaborators by WFC

  • United States of America (USA)
  1. China (2373.43)
    1247.01
    1126.42
  2. Germany (1441.49)
    800.46
    641.02
  3. 814.33
    617.07
  4. France (834.38)
    493.86
    340.53
  5. Canada (805.82)
    489.50
    316.32
  6. Japan (698)
    415.46
    282.55
  7. Italy (504.63)
    304.46
    200.17
  8. Switzerland (498.73)
    297.32
    201.42
  9. South Korea (458.99)
    292.17
    166.82
  10. Australia (455.33)
    268.36
    186.96

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

Top 10 institutions from United States of America (USA)

Institution AC FC WFC
1. Harvard University 2459 771.92 695.40
2. Stanford University 1433 522.15 495.55
3. Massachusetts Institute of Technology (MIT) 1639 500.33 462.67
4. University of California Berkeley (UC Berkeley) 1326 356.40 297.72
5. University of California, San Diego (UC San Diego) 803 273.29 262.91
6. National Institutes of Health (NIH) 654 253.19 253.19
7. Yale University 892 279.81 252.73
8. Columbia University in the City of New York (CU) 839 289.17 250.84
9. California Institute of Technology (Caltech) 1392 340.13 241.94
10. University of California Los Angeles (UCLA) 741 253.52 231.09

Enhanced profiles

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