UCL

United Kingdom (UK)

Time frame: 1 May 2025 - 30 April 2026

Profile

The Nature Index tracks primary research articles from 178 applied, health, natural and social sciences journals, across many different publishers, chosen by an independent group of researchers. The Nature Index provides absolute Count of primary research articles and fractional Share counts of author contribution to articles. The positions in the table below reflect UCL's position overall, domestically, within their sector, and in various subject areas based on their Share. Each position links to the corresponding table where UCL is listed.

Position by research output Share

Global United Kingdom (UK)
Overall 73 4
Academic 67 4

Position by research output Share in subject areas

Global United Kingdom (UK)
Applied sciences 108 4
Health sciences 42 2
Natural sciences 119 6
Biological sciences 64 3
Chemistry 191 5
Earth & environmental sciences 126 6
Physical sciences 141 9
Social sciences 18 2

Research

UCL has the following research output in the current window (1 May 2025 - 30 April 2026) of the Nature Index. Click on Count to view a list of articles representing the corresponding Share value.

Overall research output

Count Share
Overall 1460 287.57

Overall Count and Share for 'UCL' based on the 12-month time frame mentioned above.

View all articles

Research outputs by subject area

Note: Natural sciences includes biological sciences, chemistry, Earth & environmental sciences and physical sciences.
Subject Count Share
Applied sciences 205 55.78
Biological sciences 185 39.92
Chemistry 112 30.30
Earth & environmental sciences 79 13.81
Health sciences 619 102.37
Physical sciences 161 22.17
Social sciences 99 23.22

Note: Hover over the donut graph to view the Share for each subject.

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Leading research topics

In the Current Index (12-month rolling window), UCL published the most articles in these research topics. Learn more about Nature Research Intelligence Topics.

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Share output for the past 5 years

Subject area or journal group 2021 2022 2023 2024 2025
Overall 223 245 243 286 300
Applied sciences 22 29 24 62 57
Health sciences 70 106 111 95 115
Natural sciences 121 103 96 101 102
Biological sciences 49 47 32 39 36
Chemistry 31 26 27 24 30
Earth & environmental sciences 13 10 12 14 14
Physical sciences 29 19 25 24 21
Social sciences 10 7 12 27 26
Nature & Science 9 10 8 10 12

Institution benchmarking

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Collaboration

Nature Index collaborations highlight fruitful collaborations that lead to high quality research around the world. A collaboration can be between any two institutions or locations co-authoring at least one article in the journals tracked by the Nature Index. The collaboration score between two institutions is the sum of each of their Shares on the papers to which both have contributed. The table and charts below highlight the leading collaborators with UCL.

International vs domestic collaboration by Share

Type Percentage
International (622 institutions) 42.6%
Domestic (240 institutions) 57.4%

Note: Hover over the pie chart to view the Share for each collaboration type.

Note: Hover over the graph to view collaboration by percentage of Share.

Top 5 domestic collaborators with UCL by Share

Collaborating institutions

Note: Hover over the bars to view details about each institution's Share.

Collaborating Institution Collaborators' Share Collaboration Score
Imperial College London (ICL) 29.65 / 25.27 54.92
University of Cambridge 27.71 / 26.92 54.63
University of Oxford 27.13 / 25.50 52.62
King's College London (KCL) 21.17 / 18.04 39.21
University College London Hospitals NHS Foundation Trust (UCLH) 26.14 / 10.00 36.14

Top 5 international collaborators with UCL by Share

Collaborating institutions

Note: Hover over the bars to view details about each institution's Share.

Collaborating Institution Collaborators' Share Total Share
Harvard University 10.96 / 17.74 28.70
Max Planck Society 13.04 / 14.50 27.53
Helmholtz Association of German Research Centres 10.25 / 10.19 20.44
Chinese Academy of Sciences (CAS) 8.47 / 9.36 17.84
The University of Hong Kong (HKU) 5.28 / 12.29 17.57

Latest supplements

Nature Index 2026 Nanoscience and nanotechnology

From programmable RNA architectures to next-generation materials for energy and healthcare, researchers are harnessing the unusual properties of the nanoscale to tackle some of society's biggest challenges. This supplement explores the discoveries that are driving the field, the hurdles that remain and the institutions that are leading in nanoscience and nanotechnology research.

Nature Index 2026 Nanoscience and nanotechnology
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Nature Index 2026 Chemistry

Chemistry research is undergoing a period of transformation, driven by new technologies and mounting environmental pressures. In this supplement, we explore the trends behind China’s extraordinary rise in chemistry output, and why efforts to curb the use of PFASs are accelerating worldwide. We also look at the innovations that could redefine how chemicals are designed, produced and recycled.

Nature Index 2026 Chemistry
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Relationships

Affiliated institutions

The following affiliated institutions are wholly owned, operated, administered or contains research facilities for UCL. All affiliations for an affiliated institution are credited to the institution to which it is affiliated. Each of the affiliated institutions listed below has its own research profile.

Affiliated joint institutions and consortia

Represents joint institutions and consortia for which the institution is designated as a partner institution. Each partner institution of a joint institution or consortium receives an equivalent Share for every affiliation in which the consortium is included.