California Institute of Technology: #20 in the world for Earth & Planetary Sciences collaboration

California Institute of Technology stands at #20 of 1,195 universities worldwide on the Earth & Planetary Sciences collaboration index, the strongest of its 26 subject standings in the 2026 Research Collaboration Index, published today.

The standing rests on the open scholarly record: 2,579 co-authored works in the field over 2021 to 2025, built with 627 collaborating institutions across 59 countries, with a field-weighted citation impact of 3.57.

California Institute of Technology holds Gold standing overall, at #117 in the world.

The full index, all 26 subject rankings and complete methodology are now public.

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