Two young filmmakers,Tim Visser and Sander van Iersel have made a beautiful documentary about light and light pollution, which was first shown at the Rotterdam Film Festival, 2023, featuring BioClock researcher Kamiel Spoelstra. THE DARK SIDE OF BRIGHT NIGHTS – How Artificial light threatens nature

A new Dutch book about the biological clock will be released on October 20 – De klok met duizend wijzers, translated to The clock with a thousand hands – How the biological clock influences your life. Anneloes Opperhuizen and Marijke Gordijn wrote the book that explains what the biological clock is, how it works and how it is discovered. They also describe how the clock influences physiological processes such as energy metabolism and immunity, but also behavior such as sleep....

The national organization for public lighting in the Netherlands (OVLNL) have published an article about BioClock in the technical magazine for public lighting. The article is accessible here (in Dutch).: https://heyzine.com/flip-book/1f9692687c.html#page/9

From May till September of this year, Amsterdam has been the research site of a large moth-project. At over 50 different places in the city of Amsterdam, citizens have collected data on the presence of nocturnal moths. These insects are very important for the pollination of plants but are strongly reducing in number, partly due to light pollution. Therefore, research is important and you can read the results of this study (in Dutch) here: Noord telt 276 Nachtvlindersoorten | Al het...

Last Saturday, the BioClock researchers Merlijne Smit and Laura Kervezee were at the arts and science festival The Night of Discoveries. On this beautiful summer evening, they performed a short public outreach activity at the Hortus Botanicus in Leiden. The festival visitors could do a short online test to discover whether they are a morning or evening person. They could show their result by placing a sticker on a poster, which provided a nice overview of the sleep-wake rhythm of...

In the national newspaper Trouw, a good article was published on the importance of a dark night. Not only to be able to see the stars, also for life on Earth. Read it here (in Dutch).

By Anneloes Opperhuizen – Photography by Hans van Kooten It has been 6 years since Dutch chronobiologists in the Netherlands had gathered for a scientific meeting. The OnTime consortium ran at that time during which annual meetings were extended towards national meetings. After the end of OnTime, national gatherings did not take place, until now. Initiated by the BioClock consortium, we organized the first annual Dutch Chronobiology Meeting last April 17th in Leiden. With...