About Caltech

Caltech is a world-renowned science and engineering institute that marshals some of the world’s brightest minds and most innovative tools to address fundamental scientific questions and pressing societal challenges.

The Institute manages JPL for NASA, sending probes to explore the planets of our solar system and quantify changes on our home planet. Caltech also owns and operates large-scale research facilities such as the Seismological Laboratory and a global network of astronomical observatories, including the Palomar and W. M. Keck Observatories; and cofounded and comanages LIGO.

Caltech is an independent, privately supported institution with a 124-acre campus located in Pasadena, California.

photo of Frances Arnold

2018 Nobel Laureate and the Linus Pauling Professor of Chemical Engineering, Bioengineering and Biochemistry

Frances Arnold

“The harder the problem, the more important the problem, the better it is. That has always pushed me to do my best and do things that other people couldn’t do.”


Thomas F. Rosenbaum, Caltech President

President; Sonja and William Davidow Presidential Chair; Professor of Physics

Thomas F. Rosenbaum

“Throughout its history, Caltech has ventured into unexplored realms, defining new fields in science and engineering, and pushing interdisciplinary boundaries in the service of discovery.”


David Tirrell

Provost; Carl and Shirley Larson Provostial Chair; Ross McCollum-William H. Corcoran Professor of Chemistry and Chemical Engineering

David A. Tirrell

“The continued success of discovery at Caltech relies on our ability to take chances on people whose talent, drive, and creativity have the capacity to change the world.”


Jörn Callies

Assistant Professor of Environmental Science and Engineering

Jörn Callies

“Nobody at Caltech disappears into their disciplinary pigeonhole—you constantly learn what is new in other fields and share what is exciting in your field. It makes for a very stimulating environment.”


Location of California Institute of Technology

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