Astronomers have discovered an enormous supply of cold molecular gas in a galaxy shortly after the Big Bang. The finding offers a rare glimpse of the ...

The European Space Agency (ESA) has officially adopted ARRAKIHS as a scientific mission, confirming the target launch date of 2030. Matthieu Schaller ...

From toy cats that purr to robot dogs that bark: what do such technologies mean for older people, healthcare providers and family members? A Dutch Res...

Michiel Hogerheijde has been appointed Vice-Dean of the Faculty of Science as of 1 January 2027. He succeeds Bart de Smit, who has held the position s...

How can we combat the growing global health crisis of antibiotic resistance? At Leiden University, researchers are tackling this issue from multiple a...

Can you have ADHD even if you’re not hyperactive? How does Ritalin work? And does ADHD present differently in girls from boys? In a University of the ...

Last Tuesday was a special day: three researchers defended their PhD dissertations in succession as part of the same project. Martin Luther Darko, Kau...

Astronomers have measured the mass of a dormant, supermassive black hole in the early universe for the first time. Thanks to a combination of the Jame...

The former Valkenburg airfield is steeped in history: the Romans defended their empire here, German forces landed here in 1940 and even the Cold War l...

In the ‘Leiden Declaration’, an international group of researchers warns that AI is putting fundamental values of the discipline under threat. The ris...

In his PhD research, historical geographer Marcel IJsselstijn developed a new approach that improves our understanding of how medieval cities were pla...

Researchers in Leiden have, for the first time, observed how a specialised enzyme helps bacteria stay alinve when oxygen levels are low, and how that ...

This year’s We are Science Week was another great success! For the first time, the Campus Square was transformed into a true festival site. Take a loo...

From Dutch Prime Minister Rob Jetten to American ambassador Joseph Poplo, and from former defence minister Kajsa Ollongren to General Onno Eichelsheim...

Building a high-quality MRI scanner at the lowest possible cost. That was the challenge Thomas O’Reilly and Karina Soemarwoto set themselves. This yea...