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Text taken from La Lettre du Collège de France n° 34, Paris, Collège de France, p. 24, ISSN 1628-2329 The second lecture ("Body parts: severed head, frontal eye and genitalia as apotropaic devices in ancient Greece") focused on the use of severed heads …

Michael Atiyah is Honorary Professor at the University of Edinburgh (UK). Lecture for the Claude Peccot Foundation …

Hydrolytic polycondensation reactions have been at the heart of the development of the school of thought associated with soft chemistry methods for producing new materials. Soft chemistry was born in the 1970s under the impetus of glassmakers and …

Organic polymers are very much a part of our everyday lives, from the simplest and most common objects to the most sophisticated. The aim of the seminar was not to describe the highly varied properties of these materials, but to give an overview of the …

We have described the different modes of seismic anisotropy and their physical cause, and given some elements of elasticity theory. We also introduced the notion of splitting eigenmodes in the presence of lateral heterogeneities and anisotropy. We …

Another question is that of the formation of the identity of the inhabitants of a new polis . From the outset, a sense of community was created by social practices, i.e., by the festivals and rituals with which the inhabitants were associated. These …

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Some nanoporous microcrystalline solids offer spaces where molecular access is controlled by various factors, mainly steric and topochemical. Indeed, the size and shape, as well as the chemical nature of the host molecules are decisive for allowing their …

Text taken from La Lettre du Collège de France n° 34, Paris, Collège de France, p. 24, ISSN 1628-2329 The first lecture ("Women and children first: first evidence of ancient Greek body amulets") focused on the Classical and early Hellenistic periods. …