This book offers, for the first time in France, a panorama of contemporary research in the philosophy of physics. It consists in 16 contributions from internationally reknown specialists in the field: Valia Allori, Guido Bacciagaluppi, Anouk Barberousse, Adrien Baron, Craig Callender, Elena Castellani, Armond Duwell, Michael Esfeld, Doreen Fraser, Roman Frigg, Alexandre Guay, Cyrille Imbert, Vincent Lam, Soazig Le Bihan, Stéphanie Ruphy, and Christian Wütrich. Among the issues exposed in the book are:- on quantum physics:  locality, decoherence, quantum information, many-worlds interpretations, bohmian interpretations, quantum field theory;- on thermodynamics and statistical mechanics: Boltzmann's and Gibbs' approaches, reversibility;- on space-time theory: gauge invariance, quantum gravity;- plus other issues in the philosophy of physics: computation, classification, symmetries etc.