University of North Carolina at Chapel Hill's research now spans 80 countries

Research at University of North Carolina at Chapel Hill is a global undertaking: the university co-authors with 1,135 institutions in 80 countries, and international collaborators appear on 17% of its output.

Its largest single research relationship is with Duke University in United States, at 3,835 joint works. Across the network, five-year output reaches 105,021 co-authored works.

Connectivity of this kind is increasingly the currency of modern science, and it is measurable: the open scholarly record makes every one of these relationships public and checkable.

The Research Collaboration Index, the first global account of how universities actually collaborate, publishes its first full edition on Tuesday 15 September at 09:00 UK.

Every figure derives from the open global research record and is checkable at source.