Illustration realized in the framework of a collaboration between the Image/Recit option of the HEAD (Haute École d'Art et de Design) - Genève and the Faculty of Sciences of the University of Geneva.

When glancing at the night sky, we admire the arabesques of distant galaxies.... click to read more

The nature of dark matter, the invisible matter that holds galaxies together, still evades scientists almost a century after first inferring its existence. Since we cannot observe dark matter directly, like we can detect a star through the light it emits, astrophysicists study how its... click to read more

How did galaxies, like our own Milky Way, arise from the featureless universe after the Big Bang? Through a lot of astronomical detective work, we now know that galaxies expand through consuming smaller systems, tearing them apart through their gravitational forces and assimilating their stars.... click to read more