Support l'X 
In the south of Paris on a site spanning almost 200 hectares, Ecole Polytechnique offers a wide range of services, facilities and activities.
Discover the campusÉcole Polytechnique - Homepage
News
Article
International
L’X strengthens its academic partnerships in the US
L’X strengthens its academic partnerships in the US
On the occasion of École Polytechnique’s Director General and acting president Bruno Bellier’s first official visit to top-tier academic institutions in the United States, l’X signed a new agreement with Harvard University on 19 October 2026
Read more
Article
Entrepreneurship, Innovation
Eleven startups founded or led by L’X alumni, recognized by the French Tech 2030 program
Eleven startups founded or led by L’X alumni, recognized by the French Tech 2030 program
Unveiled by the French Ministry of the Economy and Finance, the 2026 cohort of the French Tech 2030 program recognizes companies that are developing strategic technologies to strengthen France’s technological and industrial autonomy. Of the 80
Read more
Article
Research
The CTA Observatory Inaugurates Four Large Telescopes in the Canary Islands
The CTA Observatory Inaugurates Four Large Telescopes in the Canary Islands
The Cherenkov Telescope Array Observatory (CTAO) is a large network of telescopes dedicated to observing high-energy phenomena, specifically gamma rays. It is currently under construction at two sites, one of which is in the Canary Islands, where
Read more
Education
Research
Innovation
Campus
A dynamic community
L’AX is the association of alumni of Ecole Polytechnique. It contributes to various projects within the community and gives you the opportunity to join a powerful and united network.
Join l’AX
The École Polytechnique Foundation is committed to funding the development of l’X. Recognized as a public utility organization, it raises funds for the benefit of students, researchers and teachers, and thus contributes to the outreach of the school.
Discover the Foundation
Subcribe to our newsletter
