From the mountains to the coast, California’s strength lies in its people. When fires rage, we come together–neighbors helping neighbors, scientists advancing solutions, and communities rebuilding with resilience. Today, on #NationalCaliforniaDay, we celebrate our community!

Dive deeper with Principal Investigator Bethany Ehlmann and her Watson Lecture about Lunar Trailblazer: youtu.be/XGNNxd_o98s

🍃 Spring is in the air, and so are Caltech Public Events! Explore events that embrace creativity as a tool for discovery with a talk on the science of early cinema, a tour of award-winning alpine films, Caltech community performances, and more. More: events.caltech.edu/calendar/month…

The women of Caltech are pushing the limits of discovery—and inviting you to join them at public events. Today, we celebrate their vision, their perseverance, and the discoveries shaping our future. #InternationalWomensDay

Early cinema and the oil industry have more in common than you may think. On 3/26, Caltech’s Brian Jacobson will discuss the connection at his talk, “How Technology Shaped the Movies (and How Movies Shaped Technology).” Register today: events.caltech.edu/calendar/watso…

🌷 Jump into Earth Month with Caltech Public Events.

On 4/11, join us for a webinar as Caltech experts discuss what ash, soil, & water samples tell us about the amount of lead released into the environment during the LA fires. Learn more: scienceexchange.caltech.edu/connect/conver…

🎥 Lights, camera, action! Last month, Brian Jacobson gave a talk on how movies and technology have shaped each other throughout history. Watch the talk now on YouTube: youtu.be/e4WWPSbyzWs

Partner event: On 4/29, join environmental journalist Alan Weisman for a discussion of his book, Hope Dies Last, in conversation with Amy Wilentz. Learn more: burbank.libnet.info/event/13003380

Scientists have learned to read DNA, but do we understand its poetry? This National DNA Day, revisit Rob Phillips's Watson Lecture and explore the hidden grammar of the genomic Rosetta Stone. Watch now: youtube.com/watch?v=eK2gxg…

We’ve got a jam-packed line-up of events this month at Caltech! Check it all out here: events.caltech.edu/calendar/month…

On Monday, join Caltech Astro Outreach for another Astro on Tap at Dog Haus Biergarten. Learn about detecting dark matter and how to study the universe using gravitational waves before pub trivia, live music, and more. Learn more: events.caltech.edu/calendar/astro…

Last month, guests learned about antimicrobial resistance with superbug trading cards and a microbe personality quiz, thanks to members of Smruthi Karthikeyan’s microbial ecosystems lab. Watch her talk now on YouTube: youtube.com/watch?v=ROgLXE…

Join panelists from Caltech, Pasadena Water and Power, and Purdue University to learn more about how the Eaton and Palisades fires influenced water quality in Southern California. More: events.caltech.edu/calendar/lcssp…

Thank you, Jess Kanwal, for closing out this season of Science Journeys! Jess’s talk explored the social interactions of rove beetles and included an interactive Bhangra dance to explore the brain-body connection. Watch now: youtube.com/watch?v=BWwV-h…

That’s a wrap on this season of the Watson Lectures! 🚀 Tracy Drain of NASA JPL closed it out with a full house and insights into the Europa Clipper mission. Watch her talk on Caltech’s YouTube: youtube.com/watch?v=N3uD1w…

🏝️ Summer is around the corner, and so are Caltech Public Events! Join us for Caltech’s 131st Commencement, an outdoor movie night, a family math fair, and more. Check out events this June: events.caltech.edu/calendar/month…

Celebrate Caltech’s newest alumni at our 131st Commencement this Friday! And use #Caltech2025 all week to send a celebratory message to our graduates. Watch here: commencement.caltech.edu/watch

How did our Solar System form over the last 5 billion years? How does our Solar System differ from the thousands of other planetary systems we have discovered around other stars? Join us for a 30-minute public lecture on July 25, followed by telescopes: outreach.astro.caltech.edu