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  • Caltech Together: Lancaster, PA

    Cherry Crest Farm 150 Cherry Hill Road, Ronks, PA, United States

    Connect with fellow alumni for a morning of fall activities at Cherry Crest Farm in Ronks, Pennsylvania.

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    Caltech in Los Alamos, NM

    Los Alamos History Museum 1050 Bathtub Row, Los Alamos, New Mexico

    Join fellow Techers for a day of exploration, history, and science in Los Alamos, NM—the once-secret city at the heart of the Manhattan Project.

  • Caltech Alumni Annual Meeting of Members website graphic
    Featured

    Annual Meeting of Members

    Online

    Register for the Annual Meeting of Members to hear CAA updates and learn more about upcoming plans.

    Free
  • Techer Live: Future Prospects for American Science
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    Techer Live: Future Prospects for American Science

    Caltech President Thomas F. Rosenbaum, Science editor-in-chief Holden Thorp (PhD ’89), and author-performer Sandra Tsing Loh (BS ’83, DAA ’01) will explore how universities and alumni can rebuild public trust in science.

    Free

  • Caltech Together Houston, Texas.

    Caltech Together: Houston, TX

    Connect with fellow alumni for an exclusive tour of Greentown Labs, talks from several of the Greentown startups about their work, and a light dinner.

    $20

  • Caltech Together: Silicon Valley

    Join fellow alumni online for a presentation by Connor Coley who will discuss, “Using AI to Accelerate the Discovery of New Small Molecules”.

    Free
  • alumni weekend graphic
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    Alumni Weekend

    California Insitute of Technology 1200 East California Boulevard, Pasadena, CA, United States

    Join the Caltech community for the annual Alumni Weekend from Friday, October 17 to Sunday, October 19, 2025!

    $25 – $200

  • Caltech Together: Ann Arbor, MI

    University of Michigan Museum of Art 525 S. State St., Ann Arbor, MI

    Join fellow alumni and postdocs at the University of Michigan Museum of Art for a Caltech Together gathering hosted by Jing Liu (PhD ’98).

    Free

  • Caltech Together: Caltech vs. MIT Women’s Basketball

    Braun Athletic Center 1200 E. California Blvd., Pasadena, CA, United States

    Join Caltech and MIT alumni for a pre-game reception at 2 p.m. on the Braun Athletic Center patio, followed by the Caltech Women’s Basketball team taking on MIT at 4 p.m. in Pasadena.

    Free