Options (Majors)

As a Techer, you will declare an academic option (major) at the end of your freshman year. Listed below are the options you can choose from and specialized concentrations within the options that offer them. For details on the specific requirements, see the Caltech course catalog.

Biology and Biological Engineering

Chemistry and Chemical Engineering

  • Chemical Engineering
    • Biomolecular
    • Environmental
    • Process systems
    • Materials
  • Chemistry
    • Biochemistry and Molecular Biophysics
    • Inorganic Chemistry
    • Organic Chemistry

Engineering & Applied Science

Geological & Planetary Sciences

The Humanities & Social Sciences

Physics, Mathematics & Astronomy


Interdisciplinary Studies Program

The interdisciplinary studies program allows students to design, with faculty advice, a customized course of study to investigate topics not covered by any of the traditional options.