Frontpage of the Paul Scherrer Institut (PSI)

X-ray microscopy with 1000 tomograms per second

A team at the Swiss Light Source SLS have set a new record using an imaging method called tomoscopy.

Novel and emerging medical radionuclides

Better treatment for disseminated cancer.

The mystery of the flexible shell

Why the shell of a marine animal is soft in water but hard in air.

Where will the electricity come from in 2050?

Net-zero goal for CO2 emissions is technically achievable.

The Paul Scherrer Institute, PSI, is the largest research institute for natural and engineering sciences within Switzerland.

The Paul Scherrer Institute

The Paul Scherrer Institute PSI is a research institute for natural and engineering sciences, conducting cutting-edge research in the fields of matter and materials, energy and the environment and human health. By performing fundamental and applied research, we work on sustainable solutions for the major challenges facing society, science and the economy.

Learn more about the Paul Scherrer Institute