United States of America (USA)

News

Science cities: Discovery central

5 December 2018

Hepeng Jia

A hive of innovation, Wuhan has stormed up the Nature Index, but competition for talent is heating up.

Racial and ethnic disparities in NIH funding

29 November 2018

Raynard Kington & Donna Ginther

Research is elucidating a complicated phenomenon.

Science Cities: A venture under pressure

20 November 2018

Katherine Bourzac

Scientific innovation has long powered the San Francisco Bay Area’s economy, but community and political challenges could undermine progress.

News

1 October 2017 - 30 September 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 October 2017 - 30 September 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
26855 19528.29

Outputs by subject (FC)

Subject AC FC
Physical Sciences 7499 4973.50
Earth & Environmental Sciences 4003 2745.09
Life Sciences 11539 8720.14
Chemistry 6886 5201.69

1 October 2017 - 30 September 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 (3756.66)
    1878.67
    1877.99
  2. 977.76
    758.43
  3. Germany (1700.46)
    973.37
    727.09
  4. Canada (1012.60)
    628.03
    384.57
  5. France (940.96)
    568.32
    372.64
  6. Japan (897.98)
    537.19
    360.79
  7. Switzerland (679.93)
    403.26
    276.67
  8. Australia (611.79)
    372.44
    239.36
  9. South Korea (598.70)
    370.87
    227.83
  10. Italy (551.12)
    333.94
    217.17

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 2430 880.19
2. Stanford University 1545 575.18
3. Massachusetts Institute of Technology (MIT) 1853 555.78
4. University of California, Berkeley (UC Berkeley) 1374 406.83
5. National Institutes of Health (NIH) 879 380.71
6. University of Michigan (U-M) 1011 358.17
7. University of California, San Diego (UC San Diego) 1064 327.25
8. University of California, Los Angeles (UCLA) 1070 318.81
9. Yale University 951 318.34
10. Columbia University in the City of New York (CU) 1079 315.35

Enhanced profiles

Return to country/territory outputs