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The Youtube channel Zeste de science explores all aspects of scientific research, proving that even the most complicated scientific facts can be explained in less than 5 minutes, and that even the most seemingly trivial events of everyday life, if thoroughly studied, can contribute to the biggest technological advances. Episode 25: Can we predict the behaviour of a crowd evacuating a room? To understand this phenomenon, scientists have created mathematical…

The battle of Marignano in 1515 is one of the most famous episodes of the Italian wars. What is not well known is that to get to the battlefield, Francis I of France ordered his 40,000 men to cross the Alps in armour, so that they would be ready and equipped in case of an enemy attack. Historians, biomechanists and 3D imaging specialists from the CNRS have joined forces to reproduce this extraordinary journey. For example, researchers dressed in armour that is similar to that worn in the 16th…

At the Institut Henri Poincaré, the exhibition "Esthétopies, variétés d'espaces sensibles" (esthetopies, varieties of sensitive spaces) has the ambitious goal of sharing the fascinating beauty of non-Euclidian geometry with the general public. This project originated from the initiative of Pierre Berger, a former student of Decorative Arts, now a mathematician specialising in three-dimension spaces. Inspired as much by Man Ray's writings as by the work of William Thurston, he designed a…