Museum De Lakenhal shows planktonium by Jan van Ijken: a magical art film about the life of plankton.

The James Webb telescope is an important milestone in modern astronomy. Europe and the Netherlands, including Leiden's world famous Ewine va...

For lovers of maths, there's a walk they can go on all by themselves: The Leiden Maths Walk with challenging mathematical questions.

You have probably heard of the plague. This was a very contagious disease that used to bother people a lot. The disease was so dangerous tha...

In the summer of 2022, the ARS Gallery is filled to the brim with PLANTs. In honor of Leiden City of Science 2022, a themed exhibition will ...

There have been a lot of amazing and important discoveries done in Leiden. Follow the Route of Discoveries: see new places in the city or fi...

Galery LUMC presents the new exhibition: ArtScience: Forms of Symbiosis. Curator Anastasia Loginova put together this exhibition from the wo...

Maths is really everywhere. Make a whirlpool and build your own bridge. Discover what sound looks like and play with perspective like an art...

Free guided walk to discover Leiden and its hidden gems.

Starting on the 2nd of July, you can view a new exhibition at the Leiden Observatory: More-than-Planet. How do we imagine our planet?

EuroScience Open Forum – ESOF - is Europe’s biggest multidisciplinary and prestigious scientific conference. ESOF2022 will take place from 1...

On Saturday 16 July 2022, the first-ever European Talent Fair will be launched as part of the EuroScience Open Forum (ESOF) in Leiden.

Build your own telescope with Lego!

Exhibition in the National Museum of Antiquities about 25 extraordinary books and their authors.

Read all about the European Science in the City Festival @ Pieterskerkplein

Exhibition: The new prints from Japan

Non-stop screening of films and projects from all corners of science. Take a seat in the box and experience the beauty, fun and amazing side...

Everything you want to know about black holes and stars! Ask our very own Ewine van Dishoeck, top scientist from Leiden who will explain it ...