Welcome to PSI, the largest research institute for natural and engineering sciences in Switzerland.
Recent highlights from our research
Using AI to identify genetic perturbations from cell images
New AI identifies genetic perturbations in chromatin – a potential approach in diagnostics and drug development.
World record attosecond measurement at SwissFEL
Scientists at SwissFEL can measure X-ray pulses with attosecond time resolution.
A tiny golden object from Roman times
PSI’s David Mannes has used neutrons to unravel the mystery of a fascinating archaeological artefact.
Topic cloud
Current upgrade projects and research initiatives
Together with industry to innovation
A superlative milestone
PSI spin-off Araris Biotech AG achieves valuation at unicorn-level!
ESA comes to Switzerland
The signing of a contract between the European Space Agency ESA and PSI marks the start of the European Space Deep-Tech Innovation Centre ESDI.
How catalysts remove dangerous nitrogen oxides
In industrial catalysis, iron is not equal to iron.
The people at PSI
Creating circuit diagrams of the brain
Using brain circuit diagrams to understand Alzheimer's.
With pad, pencil, and algorithms
Physicist Dominik Sidler is developing fundamental theories for previously inexplicable phenomena.
Soldering on a big stage
Whoever makes it onto the podium here is one of the world's best professional talents: PSI electronics engineer Melvin Deubelbeiss won the silver medal at WorldSkills 2024.