The Institute for Research in Fundamental Sciences (IPM; Persian: پژوهشگاه دانشهای بنیادی, Pazhuheshgah-e Daneshhai-ye Boniadi), previously Institute for Studies in Theoretical Physics and Mathematics, is a public research institute in Tehran, Iran.

IPM is directed by Mohammad-Javad Larijani, its original founder.

The institute has four campuses, all north of Tehran in the Farmanieh district, immediately south of Niavaran.

It offers advanced PhD degrees in areas such as mathematical logic, astronomy, particle physics and analytical philosophy, among others.

[citation needed] At present the institute comprises nine schools: IPM hosts key science projects namely Iranian National Observatory and the Iranian Light Source Facility