A window into Earth’s interior

A window into Earth’s interior

Deep under the Swiss Alps, the BedrettoLab opens a rare window into the Earth. Its extraordinary overburden of up to 1.5 km of rock and high-tech sensor network capture the underground like no other place. This unique setup powers cutting-edge research on energy topics, earthquakes, and fundamental research.

New paper

2026-08-11

New publication on the MzeroA and MzeroB experiments

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Before conducting the large-scale FEAR-2 experiment, the research team carried out the MzeroA and MzeroB preparatory experiments at the BedrettoLab in 2024. These experiments were designed to investigate whether hydraulic stimulation strategies can influence the nucleation and growth of seismic rupture in a naturally fractured rock mass.

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2026-07-16

First learnings from FEAR-2

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It has now been about three months since the FEAR‑2 experiment. We are currently carrying out an in‑depth analysis of the large data sets collected. What have we learned so far, and what comes next?

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Virtual tour: Click on play and get a deep insight into the BedrettoLab.

Public Tours at the BedrettoLab

In cooperation with the Museum Sasso San Gottardo, ETH Zurich offers public tours of the BedrettoLab.

To book a tour, submit your request via the following link: https://www.sasso-sangottardo.ch/gruppen-bedrettolab