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Abstract This lecture lays the historical and methodological foundations for answering a fundamental question  : how much of our biological diversity is attributable to genetics  ? Following a retrospective of Mendel's work on heredity, it will look at …

Abstract The nature of the immune system's antibody repertoire has been a subject of fascination for more than a century. This repertoire is highly plastic and can be directed to create antibodies with broad chemical diversity and high selectivity. There …

The theme of the Colloquium will be "  Formalizing Mathematics and Dependent Types  ". Colloquium guests are specialists in the implementation or theory of proof assistants, type theory, higher-order category notions, and mathematicians who use these …

Abstract Whether you love them or hate them, cats leave no one indifferent. The same is true of biological invasions, as this species is invasive on numerous islands and several continents, and is often described as one of the worst invasive alien …

Abstract Biological invasions are one of the main threats to biodiversity. Numerous studies have demonstrated the harmful effects of biological invasions in species extinctions, particularly among island species. However, biodiversity is not only limited …

Abstract This lecture will explore the molecular basis of the dialogue between the nervous and immune systems, highlighting cytokines, stress mediators and shared receptors. It will also show how the major sensory systems (notably the vagal system, …

Round-table discussion moderated by Stéphane Pair, France Info, with the participation of Éric Monnet, EHESS, Denis Cogneau, IRD, EHESS and PSE, Jean-Marie Théodat, Université Paris 1 Panthéon-Sorbonne, and Michèle Duvivier Pierre-Louis, Fondasyon …

Abstract In this talk I introduce a new papyrus from the necropolis of Ancient Philadelphia (Fayoum Egypt) that yields hitherto unknown passages from Euripides'  Ino  and  Polyidos . I explain how these passages advance our knowledge of the plays and …

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Abstract The talk on March 6   2025 aims to tackle one of the major contemporary challenges  : the democratic challenge. Whereas just fifteen years ago, it was thought that the democratic "   model   " was, if not established everywhere, at least desired …

Abstract After the first divine speech to Joshua, the conquest is "delayed" by the visits of two spies to a Canaanite prostitute. This story reflects the link between war and prostitution. But Rahab's story also introduces a dose of subversion, as this …

Abstract In addition to the sacrifices offered in Pylos by Nestor and the feasting of the suitors, the Odyssey also features more modest meals, such as the one offered by the pig keeper Eumaeus to his master, whom he has not yet recognized (Canto XIV). …

Abstract Abortion is a major cause of mortality and morbidity in countries where it is prohibited or severely restricted. Although abortion no longer poses health problems in France, some women still have difficulty accessing the health care system, and …