News
The Caltech Chemist Who Solved L.A.’s Smog Mystery
A new LA Times series and podcast traces how Arie Haagen-Smit’s research transformed public health — and set California on a collision course with Detroit.
Lauren Edgar (MS ’09, PhD ’13) Selected for NASA’s 2025 Astronaut Candidate Class
The geologist trained on Mars rover missions before helping plan the first crewed lunar landing for Artemis. Now she’s training for spaceflight herself.
Tammy Ma Is Trying to Make Fusion Energy Real
the Livermore physicist’s path from a Caltech summer internship to leading the national effort on inertial fusion energy.
Starman: A New Documentary About JPL’s Gentry Lee and the Search for Life Beyond Earth
A film about one of NASA’s most accomplished engineers is also a love letter to curiosity, ambiguity, and the planet we already have.
NASA’s Perseverance Completes First AI-Planned Drive on Mars
JPL team used generative AI to create waypoints for the rover, a task typically performed by human route planners
Caltech Alum Leads First-of-Its-Kind Ocean Carbon Experiment
Adam Subhas (PhD ’17) tests whether adding alkalinity to seawater can counteract acidification and capture atmospheric carbon
One Year Later, Fire Research Continues to Support the Community
Caltech researchers bring their tools and expertise to answer pressing questions in the aftermath of the 2025 fires.
Ray Jayawardhana Appointed Caltech’s Tenth President
Jayawardhana’s appointment by Caltech’s Board of Trustees was announced today at a community-wide gathering on the Institute’s Pasadena campus.
Caltech in Chicago: An Afternoon at the Museum of Science and Industry
Participants met to exchange ideas, hear updates, and build connections across the Chicago region.