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Abstract The extent and mass of snow and ice (continental ice caps, sea ice, snow, mountain glaciers, frozen ground) is one of the main indicators of the state of the global climate system. The reason is obvious  : their extent and mass are strongly …

Abstract During the last deglaciation, sea levels rose by around 140   meters in 10   000   years. Today, the surface of the oceans is rising, on average, by 4   mm per year, with a clear acceleration trend. For over 30   years, sea levels have been …

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Abstract We continue our study of the asymptotics of moduli space volumes in large genus, following Mirzakhani and Mirzakhani-Zograf. We deduce some asymptotic properties of random hyperbolic surfaces in large genus: for example, we compute the …

Abstract While the preservation of their bodies within a rich tomb was a priority for the Egyptian elite, they also readily multiplied statues in their image in local sanctuaries and sacred places. These images can be of very different types, such as …

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Abstract Are not many thoughts essentially indexical , in a way that adds a distinctive mode of presentation to their referential content? We need to be careful, however, not to infer the indexicality of thoughts too quickly from the indexicality of their …

Abstract The resounding discovery of part of Notre-Dame's medieval rood screen at the crossroads of the Notre-Dame transept in 2022, as part of Inrap's preventive excavations, the joint work of restorers and research engineers on the cathedral's post-fire …

Abstract The Cosmic Microwave Background (CMB) is the oldest light we can observe, emitted around 380   000   years after the Big Bang. Observations of the CMB reveal tiny temperature fluctuations. These anisotropies contain a wealth of information about …

Abstract More than 95 % of the Universe's content is black or unknown : in addition to the 25 % made up of exotic dark matter, for the last twenty-five years we have known that the expansion is accelerating, due to dark energy which represents 70 % of the …

Abstract The famous dolphin anchor motif has been around since Roman imperial times, as evidenced by the coinage of Titus. Taken up by Renaissance artists and humanists, its meaning developed and changed. In addition to the anchor and dolphin, which are …