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.
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.
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.
For the third consecutive year, École Polytechnique hosted Opération CIEDS, an annual event dedicated to research and innovation in defense and security. The event, organized by the Center for Defense and Security Studies (CIEDS), in which many of the École Polytechnique's research laboratories are involved, is supported by the Ministry of the Armed Forces and the Defense Innovation Agency.
About 15 Bachelor's students got together under the guidance of Guillaume Dubach, Monge professor at École Polytechnique and member of the Laurent Schwartz Mathematics Center (CMLS), for two weeks of intro to math research in a summery, relaxed setting. This initiative was supported by École Polytechnique's “Pedagogy Dynamics” fund, financed by École Polytechnique Foundation.
Alain Aspect, a former student of the ENS-Cachan (now ENS-Paris-Saclay), professor at the Institut d'optique-université Paris-Saclay, professor at École polytechnique, and emeritus research director at the CNRS, was elected to the French Academy on June 26, 2025. He thus becomes the second French Nobel Prize winner in physics to be elected to the French Academy after Louis de Broglie, who won the Nobel Prize in 1929 and was elected in 1944.
The Institut Polytechnique de Paris, of which École Polytechnique is a founding member, is ranked 41st worldwide and 2nd in France in the QS 2026 ranking of world universities. The QS ranking covers 1,500 universities in 106 higher education systems.
The internationally renowned Slovenian mathematician Igor Klep is joining the Laboratory of Computer Science (LIX) and the Center for Theoretical Physics (CPHT) at École Polytechnique as a Gaspard Monge Visiting Professor. A professor of mathematics at both the University of Ljubljana and the University of Primorska in Slovenia, Igor Klep is collaborating on quantum information theory research with the PhIQus research group, led by Marc-Olivier Renou, INRIA Saclay Junior Professor Chair and affiliated researcher at LIX and CPHT.
Start-ups created by École Polytechnique's alumni or supported by X-UP, École Polytechnique's incubator, still account for a quarter of the list of 40 French Next40 start-ups, which has been thoroughly revised in 2025.
Support l'X 
