If male budgerigars can successfully open a puzzle box with food, they become more attractive to females. Biologist Carel ten Cate and Chinese colleagues publish experimental evidence for this in a paper in Science on 11 January .

Disclaimer: Manuscripts related to the Resilience Center are for academic purposes only and are not intended for mass distribution or copying. Please refer to applicable laws for fair use, including copyright holders' restrictions on publications.

Lecture, LACG Meetings

This abrupt climate change of 8200 years ago (the so-called 8.2k calBP climate event) has received wide attention among natural scientists, also because of today's rapid climate changes and their impact on our own society. The archaeological implications, however, have not been investigated so far.…

Leiden University has locations in both Leiden and The Hague.

The physical landscape is the setting in which human activities take place. Landscape and site context during human occupation is one of the areas of concern for the geoarchaeologist. A detailed stratigraphical study -both on- and off-site- clearly enhances the interpretation of the archaeologists,…

D. Fontijn, Quentin Bourgeois & Arjan Louwen (eds) (2012). This publication describes the history of “barrow landscape” near Echoput in Apeldoorn. Two burial mounds were examined and it became clear that our prehistoric predecessors carefully managed and maintained the open area for a long time, before…

How did people in the latter part of the Late Bronze Age organize themselves in order to be able to erect massive structures such as tholos tombs, citadels and how did they interact with these materials and circumstances while constructing? What impact did such a changing landscape have on their day-to-day…

LiTechAe: Percussive stone tools related to stone masonry techniques seen through experimentation and use-wear analysis.

This study has been carried out in the community of Sukamiskin, a kelurahan (‘village’) in Bandung, the Capital of West Java Province, located in the Sunda Region of Indonesia.

This project investigates the well-preserved agricultural terraces of the Inn valley and the evolution of resource use in the inner Alps.

The application of compliance archaeology techniques such as mechanical large scale excavations where large quantities of data are gathered in relatively little time (and relatively inexpensively) and a firm post-excavation research phase yielded a whole new body of archaeological evidence.

All conference participants are expected to make their own accommodation arrangements.

Olivier Nieuwenhuijse, project leader of the project Focus Raqqa, was hosted by the NOS Radio 1 news broadcast on February 16, 2017.

Lecture, LACG Meetings

Analecta Praehistorica Leidensia is the annual journal of the Faculty of Archaeology (formerly the Institute of Prehistory), Leiden University.

See more information below.

A 24 person classroom on the floor 0 of the Pieter de la Court building. Designed for groupwork, rolling, flexible tables and chairs are arranged around shared monitors. Each group has a small whiteboard. The frontal projection point has a short-throw projector with motion tracking and live annotation.…

Do you like running? Then take part in the Leiden Science Run on The Leiden Science Run is a 4.44 km charity run at the Leiden Bio Science Park on 28 september 2019. In 2019 Leiden University will be 444 years old. This special birthday calls for a special celebration. That is why we have adjusted the…

Report on the Excavations of the National Museum of Antiquities Leiden in the Balikh Valley, Syria.

Truth is stranger than fiction. In 1997 Juan Maldaceña discovered a remarkable dictionary that translates equation for equation the physics of black holes in string theory into the more conventional physics of quantum mechanics of interacting particles. The remarkable possibility exists that…

The program group Learning and Behavior Problems in Education is located in the Faculty of Social and Behavioural Sciences of Leiden University near Central Station.

Promotor: M.A.G.J. Orrit

This thesis covers various applications of topology in condensed matter physics and quantum information.

Links to related organisations, institutes, journals and archives.

Balikh Valley Archaeological Project Monograph 1 - BAR International Series 468

In

During the period 500–1000 CE Egypt was successively part of the Byzantine, Persian and Islamic empires. All kinds of events, developments and processes occurred that would greatly affect its history and that of the eastern Mediterranean in general. This is the first volume to map Egypt's position in…

Jos F. Brosschot has been appointed as a professor by special appointment on the chair ‘psychophysiological mechanisms of stress in daily life’. This chair has been created by the Foundation for Research into Psychosocial Stress.

“BABYLON” investigates the extent of the similarities between Babylonian and post-exilic forms of cultic and social organization and explores the question how Babylonian models could have influenced the restoration effort in Jerusalem.

LUCAS hosts a wide variety of research. Here we outline some of the most important research themes.

Archaeologist Victor Klinkenberg examined an old Assyrian settlement in Syria, near to the IS stronghold Raqqa. 'Social life was more important than military life.' PhD defence 27 October.

Lecture, Descriptive Linguistics Seminars

In the Dutch media lots of articles have recently appeared based on interviews with Eveline Crone about the adolescent brain.

Since itch and pain can be very burdensome, especially when individuals suffer from (either of) these symptoms chronically, it is important to know the factors by which these sensations are influenced. It becomes more and more clear that psychological factors play an important role in the experience…

The research programme Language Use in Past and Present brings together linguists within LUCL whose central focus is both on actual language data, including language use in earlier stages of the language, and, taking a variationist perspective, on language change in various aspects.

If we want to build robots and computer systems that are not only smarter but also possess more social skills, we first need to find out more about how humans interpret information. Max van Duijn and Tessa Verhoef conduct research at the intersection of cognitive science and AI.

Health is a wonderful gift, both for humans and for society. If we are able to prevent both physical and mental illnesses, we can spare a lot of suffering and fight rising health costs. Social scientists and physicians in Leiden are working closely together to conduct research on the human mental, behavioural…

The International Bachelor in Psychology (IBP) offers a broad academic development, with knowledge of several subdisciplines, such as clinical (neuro)psychology, developmental psychology, social and organisational psychology, economic and consumer psychology, cognitive psychology and health psycholo…

To be eligible for Creative Intelligence & Technology (previously Media Technology) at Leiden University, you must meet the following admission requirements.

The Institute of Psychology is committed to play a prominent role in teaching and research at the national and international level.

Adults who were abused or mistreated as a child and consequently suffer from post-traumatic stress disorder (PTSD) can benefit greatly from cognitive behavioural therapy. This is the conclusion of a study of 149 patients. Researcher and PhD candidate Chris Hoeboer is hopeful about the results and the…

PhD defence

Two Leiden University science communication projects have been awarded a WECOM grant through the Dutch Research Agenda (NWA). One project is a study of the history of the deaf community in the Netherlands and the other is of a condition that causes people to lose their way.

Fundamental research teaches us how our brain decides to eat one more sweet, instead of doing exercise. A public information campaign about healthy lifestyle has little impact on the decision, as Professor of General Psychology Bernard Hommel is aware. However, he does know what works. But the question…