Fred Janssen is curious about how best to teach students and students to gain a good understanding of complex ‘swamp situations’. This is the subject of his inaugural lecture as Professor of Science Education at the ICLON and the Faculty of Science. Inaugural address 19 June 2017.

Science communication is a lot more than writing a column or giving a lecture now and then. The communication itself also has to be firmly based in sound scientific research, is the message of Professor Ionica Smeets in her inaugural lecture.

Nanomaterials can pass much further along the food chain than was previously thought. The particles can change shape and size in each organism, enabling them to pass on to the next one in the chain. Researchers from the Institute of Environmental Sciences discovered this accidentally when using a novel…

To develop good cancer treatments, we need to know much more about how malignant tumour cells develop. Professor Ewa Snaar-Jagalska looks at not just the effect of medication on isolated cells but also the behaviour of cancer cells in their tissue environment. Inaugural lecture on 11 December.

A meeting place for singing parrots. That is one of the ambitions of Michelle Spierings’ new project. With her awarded NWO XS grant, she wants to test the parrots’ hearing ability. ‘I am curious to see how they can recognise and imitate changing melodies. And it would be amazing to test that with a…

Initiatives like the Leiden University Green Office and the Career Service might not sound familiar to every student. If it is up to Bernice, this will change from this academic year.

As of February the SBB team has expanded. Simcha Jong has joined the team as a Professor and Director of Science Based Business.

EL CID has started! This is the week when new students have the chance to get to know the city and student life. Some of the mentors and first-years introduce themselves.

Michiel Veldhuis received the most public votes for the C.J. Kok Public Award and may therefore call himself Discoverer of the Year. Veldhuis researches how climate change affects savannah ecosystems in Africa and how we can protect them.

Salma Balazadeh, Víctor Carrión, and Jos Raaijmakers, biologists at the Institute of Biology Leiden (IBL), have successfully applied for an NWO grant and got awarded 730.000 euros. The board of NWO Domain Applied and Engineering Sciences awarded funding for their project within the Open Technology Programme…

Leiden biologists have shown that a gene present in plants, animals and yeasts does play an important role in plants, although for years the gene was considered unimportant. It turns out the gene plays a crucial role in the development of vascular tissue in plants. Publication in Nature Plants on 11…

E-mails are not the first thing that comes to mind when thinking about sustainability. Yet, your e-mails can add kilos of extra CO2 to the atmosphere each year. Students from the LDE Bachelor Honours Programme Sustainability tackled these and other sustainability challenges on behalf of partner organisations.…

Land van Ons, a cooperation that buys agricultural land for the restoration of biodiversity and landscape, and Leiden University join forces. Together, they will investigate over a longer period of time which agricultural management leads to the best restoration of biodiversity. The research will start…

Farmers do not love them all. Microbes can cause tragic consequences for crops. Even the presence of just one pathogenic fungus or bacterium can drastically reduce yields. Still, there are exceptions. In that case, a pathogenic microbe is present in the soil, but does not cause any harm. Adam Ossowicki…

Kirsten Leiss, at the IBL since 2001, is developing new ways of crop protection in order to decrease the use of pesticides: As a model she uses the thrip, a tiny insect which causes economic losses worldwide by silver- and growth damage and virus transmission to vegetables, fruits and flowers.

Leiden's Boerhaave Museum and Leiden University Medical Center (LUMC) have discovered parts of a skeleton in an 18th-century manikin. The manikin was once used as a teaching aid for midwives. As far as we know, this is the only one of its kind in the world.

There is much wrong with the taxonomy of the plant genus Phyllanthus. Roderick Bouman of the Hortus botanicus Leiden has developed a new phylogeny for Phyllanthus and exposes the evolution of the plant genus. Publication in TAXON.

Within the same species of butterfly many different wing patterns can occur. How is this possible? According to researchers Ben Wielstra and Emma Berdan, of the Institute of Biology Leiden (IBL), the answer lies within supergenes. A supergene is a part of a chromosome that contains many strongly linked…

They sprayed with corn starch and made detailed drawings of the genitalia of spiders. In different ways students studied spiders in the dense tropical rainforest of Borneo. With their work they solved a spider mystery and published about this in Biodiversity Data Journal in April.

Why are mycobacteria such successful pathogens? And are there defence mechanisms in the body that help reduce an infection? To find out, Annemarie Meijer has been awarded the NWO Open Competition ENW-XL grant. She will not explore this quest alone. Five other leading Dutch research groups are participating…

Professor David Simchi-Levi of the MIT Sloan School of Management delivered a guest lecture to SBB students enrolled in the Technology and Operations Management course led by Xishu Li, Assistant Professor at Science Based Business. Simchi-Levi’s lecture focused on new approaches he developed at MIT…

Scientists remain puzzled by the sudden extinction of Neanderthals, some 40,000 years ago. New research by scientists from Eindhoven University of Technology, Leiden University and Wageningen University now suggests we might have been too quick in attributing the demise of Neanderthals to invasions…

For the first time research has been done on species literacy in the Netherlands. Children in primary schools know about 1 in 3 native animal species. Publication in Biological Conservation.

On Friday October 30th 2015 the sixth annual Jan Reedijk Symposium will be held. The main lectures of the day will be

On 21 March The Netherlands Centre for Electron Nanoscopy (NeCEN) hosted the Life Sciences Café. Around 60 people from neighbour companies from the Leiden BioScience Park visited the facility for cryo-electron microscopy to get a glimpse behind the scenes. Head of NeCEN Ludo Renault believes it was…

In Sci-Fi comic book Resist NOW!, wondrous adventures will illustrate possibilities to combat antimicrobial resistance. But the comic book will only be produced if enough money is raised to make the project into reality.

The connection between programming and reading seems non-existing. Yet in the new reading book ‘De Programmeerbende’ they go together very well. On 26 February author Inge Strijker and co-inventor and computer scientist Felienne Hermans launched the book at the Leiden Institute of Advanced Computer…

By making two final network connections and entering a command, Martijn Ridderbos (Deputy Chairman of the Executive Board) , Geert de Snoo (Dean of the Faculty of Science) and Bart Hoogervorst (Head of Department Operations ICT Shared Service Centre) ceremonially booted up the university’s latest supercomputer,…

On Friday the 6th of December, the annual symposium of the IBL was organized at the Buruma theatre (LUMC), Leiden. This year’s theme was “Biological Networks from Molecules to Society”.

Nature News reported on the use of bow-and-arrow for hunting based on the research made on small points found in a 54,000-year-old cave site in southern France.

Who will be our Discoverer of the year 2017? Which one of these brilliant researchers deserves this prize for their efforts according to you? As of now, you can cast your vote.

Editors are essential for publishing and thereby sharing research findings. They serve the scientific community by editing, leading the peer review process and ensuring a high quality of journal publications. Recently, several researchers from CML joined the Editorial Boards of international scientific…

Time and again synthesised substances have been shown to pollute the environment more than lab tests predicted. In her inaugural lecture on 16 November, professor of Ecotoxicology Martina Vijver gives a warning for the risks of new, man-made chemical substances and nanomaterials. Various media payed…

The Dutch organisation for scientific research NWO has announced that it will award an ENW-Klein grant to Marcellus Ubbink (LIC) for his research into the role of temperature in the evolution of enzymes. Sixteen grants have been awarded in total.

For the first time in the 441-year history of Leiden University, students will be the keynote speakers at the opening of the new academic year. Their talks will focus on refugees.

Leiden pharmacy and pharmacology has risen to 17th place in the QS World University Rankings by Subject. In 2016 it was in 21st place in this annual ranking of leading universities in 46 disciplines.

Leiden chemist Roxanne Kieltyka is part of the 2018 Talented 12 list of the American Chemical Society. That was announced by the journal Chemical & Engineering News on 19 August.

What did our distant ancestors eat and how did they prepare their food? For the length of a month, experimental archaeologist Diederik Pomstra subjects himself to a rigorous palaeodiet. He is vlogging about his experiences to reach a non-academic audience.

The Royal Holland Society of Sciences and Humanities (KHMW) has appointed Jos Raaijmakers, professor of Microbial Interactions and diversity, as a new scientific member.

Which brilliant scientist will be our Discoverer of the year 2018? Will it be a physicist, biologist, drug discoverer or an astronomer? Or an environmental scientist, a mathematician, chemist or computer scientist? As of now, you can cast your vote.

Interview in the popular journal for the agricultural sector Nieuwe Oogst with CML-researcher Martina Vijver about the Dutch policy on pesticides and it’s possible conflicts with the aims for clear surface and groundwater.

Water fleas and damselflies are much more sensitive to crop protection products in nature than in the lab. These test results from the Living Lab were presented by Henrik Barmentlo and Martina Vijver in Dutch radio show Vroege Vogels.

Mia Thomaïdou wants to investigate how criminal courts understand and use the increased knowledge of human behavior. Her Rubicon grant allows for two years of research at the Rutgers University School of Criminal Justice. Leiden behavioral scientist Thomaïdou will be living in New York, where as part…

Face masks and plastic gloves are supposed to protect us from corona, but they are becoming an increasing problem for the environment. In a special series of the New York Times, Leiden biologist Liselotte Rambonnet and alumnus Auke-Florian Hiemstra talk about their research and the special website they…

Ava Bauer’s successor has been announced. From September 2023, Nalani Verwoord will be the new assessor of Leiden Science. Nalani is a third-year Biology student.

Auke-Florian Hiemstra is the Leidsch Dagblad Person of the Year 2022.

Two weeks after 3 October the Leiden canals were still full of plastic disposable cups. Auke-Florian Hiemstra and fellow students have fished thousands of these cups out of the canals and photographed them. Now they put a photo of one of these canal cups on Instagram every day.

Professor Pieter (‘Piet’) Sevenster passed away on January 19th, at the age of 89.

Nanotechnology has pervaded numerous industrial sectors over the past decades. Although many of us may not be aware of it, nanomaterials are now embedded within many of the the products we use in our daily lives. The agricultural sector might be next in line. Leiden environmental scientists Tom Nederstigt…

Children’s clothes are full of cute, fun and cool animals. Researcher Michiel Hooykaas investigated which animals were most prevalent, to see how cultural product can influence the knowledge of biodiversity.