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Major inventions, such as writing, were attributed to the gods. The history of texts shows both extraordinary continuity and transformations, as illustrated by wisdom literature such as proverbs. Over the course of time, however, we have witnessed the …

Abstract Today, Edmond Becquerel's name is associated with the discovery, in 1839, of the photovoltaic effect, thanks to the production of an electric current by the action of light on a metal coated with a silver salt immersed in an electrolyte. For his …

From Edmond Becquerel's discovery of the photovoltaic effect in 1839, to the deployment of terrestrial photovoltaics at the beginning of the 21st century, a series of milestones have been reached, the history of which we will analyze in the context of the …

Abstract Fiction tells us about things (or people) that don't exist. How is this possible? Doesn't talking or thinking about them give them a minimal existence? This is the problem of referring to the non-existent . A second problem is that of existential …

Abstract This introduction begins with a reminder of the background to the theme of the lecture series on religious norms and questions of authority begun last year. On the one hand, the research project Collection of Greek Ritual Norms is being carried …

The discussion of genius has its roots in literature dating back to antiquity (Pseudo-Aristotle), according to which genius goes hand in hand with melancholy. This association is perpetuated in cultural history, manifesting itself from the 18th century …

Awards ceremony for the 2021 season's data challenges , with presentation of results by the winners. Access the videos of the 2021 …

Abstract Maximizing likelihood means minimizing a cost function that is the opposite of log likelihood. This minimization can be calculated by gradient descent. Its convergence depends on the Hessian of the cost function. Convergence is guaranteed if the …

Abstract Writer Pascal Quignard offers Collège de France audiences a two-part reflection. Firstly, he offers a brief history of the " defense de l'oublié ", a novelty with its roots in the French Revolution and its development over the course of the 19th …

Abstract According to Valéry, art exists when there are several ways of doing the same thing. But consubstantial with the art of doing is the art of losing. The sense of loss defines aesthetic modernity, which values the idiosyncratic, and thereby induces …

The contemporary emotion aroused by abandoned landscapes raises the theoretical question of the relationship between ruin, wear and tear and collapse. Here, we attempt to address this question through a concrete analysis of the material conditions of …