United States of America (USA)

News

United States and South Korea the world’s biggest science novelty acts

21 February 2018

Dalmeet Singh Chawla

Tool that tallies engagement with new biomedical concepts seeks to reward novelty.

China and the United States are science sweethearts

14 February 2018

Smriti Mallapaty

It's hard to believe, but the two largest rivals for global science leadership, are also the closest companions.

Disagreement over the legal definition of misconduct

9 January 2018

Yojana Sharma

Without clear and consistent terminology, policing can be tricky.

News

1 January 2017 - 31 December 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 January 2017 - 31 December 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
25537 17764.24 15791.80

Outputs by subject (WFC)

Subject AC FC WFC
Physical Sciences 10570 6394.10 4421.66
Life Sciences 9004 6838.24 6838.24
Chemistry 6615 5075.25 5075.25
Earth & Environmental Sciences 2162 1479.54 1479.54

1 January 2017 - 31 December 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 (2715.22)
    1428.15
    1287.07
  2. Germany (1508.60)
    844.90
    663.70
  3. 820.10
    619.22
  4. Canada (850.57)
    522.43
    328.13
  5. France (815.85)
    474.07
    341.78
  6. Japan (744.45)
    455.83
    288.62
  7. Switzerland (543.08)
    320.74
    222.34
  8. Italy (511.59)
    305.46
    206.13
  9. South Korea (502.96)
    309.37
    193.59
  10. Australia (474.97)
    279.37
    195.60

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 2574 817.74 731.47
2. Stanford University 1464 537.35 507.75
3. Massachusetts Institute of Technology (MIT) 1663 482.91 451.36
4. University of California Berkeley (UC Berkeley) 1351 382.08 324.48
5. National Institutes of Health (NIH) 693 278.93 278.93
6. University of California, San Diego (UC San Diego) 850 286.82 274.13
7. University of Michigan (U-M) 965 310.66 266.49
8. California Institute of Technology (Caltech) 1398 343.96 259.80
9. Columbia University in the City of New York (CU) 898 292.68 252.87
10. University of California Los Angeles (UCLA) 828 274.07 249.80

Enhanced profiles

Return to country/territory outputs