Complex sentence: Rubio earned an M.A. in Philosophy of Science from the Metropolitan Autonomous University (UAM), Mexico, and an M.S. in Physics from the University of Texas at El Paso.
Split into simpler sentences: Rubio earned an M.A. in Philosophy of Science from the Metropolitan Autonomous University (UAM), Mexico. Rubio has also earned M.S. in Physics from the University of Texas at El Paso.