The Photonics Research Group at the Department of Physics and Astronomy, King Saud University, focuses on exploring and developing technologies related to light and photonic particles.

The Biomedical Physics and Technology Group at the Department of Physics and Astronomy, King Saud University, focuses on applying physics to medical and biological fields. The group works on innovative technologies to improve healthcare. Their research interests include medical imaging, radiation biophysics, nanomedicine, biosensors, and medical physics simulations.

The Nuclear Physics and High-Energy Physics Group at the Department of Physics and Astronomy, King Saud University, focuses on studying atomic nuclei, their interactions, and the properties of fundamental particles in high-energy environments.

The Department of Physics aspires to achieve scientific leadership in the fields of physics and astronomy, and for the graduate to be highly responsible and have high learning skills, in order to achieve the general goals of the university, and keep pace with the modern scientific and civilizational development that the university has adopted at the present time. It is expected that the graduate will be a competitor to his peers in the global scientific fields.