Séminaire Nicolas Bourbaki

The (from French: Bourbaki Seminar) is a series of seminars (in fact public lectures with printed notes distributed) that has been held in Paris since 1948. It is one of the major institutions of contemporary mathematics, and a barometer of mathematical achievement, fashion, and reputation. It is named after Nicolas Bourbaki, a pseudonymous group of French and other mathematicians of variable membership.

The Poincaré Seminars are a series of talks on physics inspired by the Bourbaki seminars on mathematics. Provided by Wikipedia