Every year, the Useful Fictions international summer school, initiated by the Arts & Sciences Chair and now run by the Useful Fictions Lab programme at the SPIRAL interdisciplinary centre, brings together artists, researchers and citizens around a common theme. The fifth edition, devoted to the atmosphere in all its dimensions, concluded on 5 and 6 September with an exhibition of the various projects at the Centre Wallonie–Bruxelles in Paris.
École Polytechnique welcomed a delegation from the Igor Sikorsky Kyiv Polytechnic Institute of the National Technical University of Ukraine on campus on September 22nd, 2025. To deepen their collaboration, Laura Chaubard, President of École Polytechnique, and Anatolii Melnychenko, Rector of the Kyiv Polytechnic Institute, signed a Memorandum of Understanding aimed at fostering academic and scientific cooperation. École Polytechnique has also secured Erasmus+ funding to support international mobility with the Kyiv Polytechnic Institute, further strengthening this new partnership.
Eleven Cycle Ingénieur Polytechnicien and Bachelor's students from École Polytechnique took part in the International Mathematics Competition 2025, which took place from July 28 to August 3 in Bulgaria, at the initiative of the Department of Mathematics. As in previous editions, École Polytechnique students achieved excellent results both individually and as a team.
The Master Data Science & AI for Business X-HEC has moved up one place to rank second worldwide out of 164 comparable programs in the 2026 QS Masters in Business Analytics ranking. It once again ranks first worldwide in terms of employer reputation.
École Polytechnique is launching the construction of a new building to bring together two of its 23 laboratories, support its growth objectives and research ambitions, and implement its commitments to sustainable development.
French artificial intelligence champion Mistral has almost doubled its valuation to €11.7 billion following a new round of fundraising that saw Dutch semiconductor manufacturing equipment giant ASML acquire a stake in the company.
“Air quality modeling in South America: context and Franco–South American collaborations” was at the center of the lecture given by Sylvain Mailler, researcher (ENPC ) at the Dynamic Meteorology Laboratory of École Polytechnique, during his visit to the National Polytechnic School of Quito this summer. Renowned for its high level of scientific excellence, the institution is an international partner of École Polytechnique in Ecuador.
Clémence Moullet, Ioana Popescu, and Anca Sfia, three students enrolled in the Bachelor of Science program at École Polytechnique, were honored with the 2025 Maryam Mirzakhani Junior Prize from the Jacques Hadamard Mathematics Foundation. This prize recognizes outstanding initial research work in mathematics.
Marc Gillmann is the new Director of Entrepreneurship and Innovation at École Polytechnique. His mission is to consolidate the success, appeal, and influence of the X-Novation Center, which includes École Polytechnique's incubator, as well as a Fablab, and multiple services related to innovation.
The research internship period of the University of Michigan’s "Optics in the City of Light" program concluded on July 28, 2025, at École Polytechnique. Eight students from eight different American universities participated in the program this year, each spending two months in the laboratories of the partner institutions located on the Plateau de Saclay. École Polytechnique leads this research internship program focused on lasers on behalf of Institut Polytechnique de Paris, in collaboration with Université Paris-Saclay, which is also a project partner.
From July 18 to 21, École Polytechnique hosted the International Physics Olympiad, the first time this event has been held in France since its inception in 1967. The event was an acknowledgement of École Polytechnique's eminent role in physics research and transmission. The event was also an opportunity to highlight the role played by women in key advancements of this scientific discipline.
École Polytechnique and the University of Pisa have renewed their double degree agreement, which enables students of the Ingenieur Polytechnicien program to specialize in physics at the prestigious partner institution in Italy during their 4th year of studies. Upon completing their studies for the Master of Physics degree at the University of Pisa, students will be awarded a diploma from the Italian partner university, in addition to their diploma in engineering sciences of the École Polytechnique.
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