It is our great privilege to announce today the appointment of Ray Jayawardhana, a renowned astrophysicist, accomplished academic leader, and award-winning author, as the tenth president of Caltech. www.caltech.edu/about/news/r...

Please join us tomorrow at 11 a.m. on campus or online for the naming of Caltech’s next president! www.caltech.edu/campus-life-...

A new Caltech-led study provides the most detailed picture to date of how the Hollywood Basin responds to groundwater usage, revealing that current estimates of sustainable groundwater yield may be too high. www.caltech.edu/about/news/s...

$50 million commitment to Caltech endows and names the Lynn Booth and Kent Kresa Department of Aerospace, securing the Institute's leadership in the rapidly evolving sectors of space science and exploration. Read more: bit.ly/456iTZt

Led by researchers at NASA's Jet Propulsion Laboratory, which Caltech manages for NASA, and published in the journal Nature, the new study could have implications for scientists' understanding of Titan and other icy moons throughout our solar system. www.caltech.edu/about/news/s...

Astronomers are reporting evidence for a possible second kilonova event, but the case is not closed. In fact, this situation is much more complex. www.caltech.edu/about/news/p...

Caltech's new assistant professor of mathematics Lingfu Zhang wants to elucidate the math behind these growth patterns and understand how and why the math is so widespread. www.caltech.edu/about/news/t...

NASA’s Nancy Grace Roman Space Telescope is now fully assembled! 🔧 roman.ipac.caltech.edu/news/nasa-co... IPAC hosts the Roman Science Support Center, conducting Coronagraph Instrument operations, data processing, proposal management, and community engagement. 🧪 ⚛️ 🔭 @nancyromansci.bsky.social

A team of scientists led by Caltech and Cedars-Sinai has developed a new artificial intelligence framework that can accurately, quickly, and efficiently create virtual models of brain neurons. www.caltech.edu/about/news/m...

Kip Thorne (BS '62)—theoretical astrophysicist, distinguished alumnus, and Nobel laureate—will deliver the keynote address at Caltech's 132nd annual Commencement ceremony on June 12, 2026. www.caltech.edu/about/news/k...

Images of distant molecular clouds from the James Webb Space Telescope feature such hot–cold interactions, with frozen dust illuminated by pockets of shocked gas and newborn stars. www.caltech.edu/about/news/i...

In-vitro fertilization (IVF) is an increasingly common form of reproductive technology. However, there are still many unanswered scientific questions about the basic biology of embryos, that, if resolved, could ultimately improve IVF's success rate. www.caltech.edu/about/news/t...

Kenny Lau, a postdoctoral scholar research associate and experimental cosmologist in the Division of Physics, Mathematics and Astronomy (PMA), passed away on November 22, 2025. He was 36 years old. www.caltech.edu/about/news/c...

The results are in! We’ve been ranked #3 in Interdisciplinary Sciences in association with Schmidt Science Fellows. www.timeshighereducation.com/world-univer... #THEISR #THEISF #THEunirankings

A detailed new image from NASA's James Webb Space Telescope (JWST) has unveiled the most precise portrait yet of a rare cosmic system: a pair of massive dying stars, known as Wolf–Rayet stars, orbiting tightly around each other. www.caltech.edu/about/news/r...

1/3 Some photos from poster session at last month's #ProtectingTheElection: #AIandGovernance Conference at @washupolisci.bsky.social. Great Posters, everyone. Thanks for participating! More photos & videos forthcoming. Co-Organizers Betsy Sinclair & @rmichaelalvarez.bsky.social, @caltech.edu

Come to see us at #39 in the graduate school fair of #SfN25 @sfn.org to learn about the wonderful programs in Neuroscience at @caltech.edu. We are here to answer questions about Phd in Computational neuroscience, Neurobiology, MD/PhD and postdocs!

Please help AWM congratulate the winners of the 2026 Schafer Prizes for Excellence in Mathematics by an Undergraduate Woman! ✅ Khyathi Komalan - @caltech.edu ✅ Chloe Marple - @pomonacollege.bsky.social ✅ Saskia Solotko - @tufts.edu 🔗 Press release: awm-math.org/wp-content/u... #AWM #Math

@caltech.edu astrophysicist Konstantin Batygin discusses how AI’s rapid rise is redefining how scientists teach, learn, and innovate. youtube.com/shorts/THqlj...

L'Oréal USA has awarded one of five 2025 For Women in Science grants to Caltech's Georgia Squyres, a postdoctoral scholar in the laboratory of Dianne Newman, Gordon M. Binder/Amgen Professor of Biology and Geobiology and Merkin Institute Professor. www.caltech.edu/about/news/p...

Caltech alum @jimfruchterman.bsky.social joined @caltechlcssp.bsky.social Co-Director @rmichaelalvarez.bsky.social on campus recently to discuss Jim's book, #TechnologyForGood, during the #BehindTheBook Series at @caltech.edu.

The fields of artificial intelligence (AI) and neuroscience are closely intertwined. Artificial intelligence was inspired by the human brain, and, in turn, AI can help us better understand the brain's complex inner workings. scienceexchange.caltech.edu/topics/neuro...

As Earth's climate warms and changes, sustainable agricultural practices are critical for feeding a rapidly growing population. Can we genetically engineer crops to adapt to drought and other effects of a warming climate? www.caltech.edu/about/news/p...

Camille Dreyfus Teacher-Scholar Sujit Datta (Datta Lab) talks to Caltech about "his work and what is so special about all this squishy stuff." https://www.caltech.edu/about/news/studying-the-squishy-stuff-a-conversation-with-sujit-datta

The annual retreat of @caltech.edu's Institute for Quantum Information and Matter (IQIM) is an opportunity to spend the weekend with some of my favorite scientists. It is always an uplifting and illuminating experience.

The flare, co-discovered by the Zwicky Transient Facility, may be the result of a mega black-hole meal. www.caltech.edu/about/news/b...

New analysis of chemical signatures measured by NASA's Curiosity Rover gives a peek at Mars' past to a time, some 3.7 billion years ago, when it was warmer and wetter. www.caltech.edu/about/news/p...

Caltech researchers have reintroduced a classic technique to image the formation and growth of individual cells that make up biofilms, sticky masses of millions of cells that are often responsible for antibiotic-tolerant infections. www.caltech.edu/about/news/a...

Adrián Lozano-Durán, an associate professor of aerospace at Caltech, and MIT graduate student Yuan Yuan, have developed a theorem that takes any number of possible variables and whittles them down, leaving only those that are most important. www.caltech.edu/about/news/a...

A pair of distant black hole mergers, measured just one month apart in late 2024, are improving how scientists understand the nature and evolution of the most violent deep-space collisions in our universe. www.caltech.edu/about/news/c...

Perona and Belongie wondered if they could replace search words with images, but they knew that it would not be easy to convince people to tediously and appropriately tag every object and its parts in millions of pictures. www.caltech.edu/about/news/p...

Caltech researchers co-lead new study refining what we know about the ghostly particles. www.caltech.edu/about/news/n...

Anima Anandkumar, Bren Professor of Computing and Mathematical Sciences at Caltech, and her colleagues have introduced a new machine learning model called NucleusDiff. www.caltech.edu/about/news/n...

Lihong Wang, the Andrew and Peggy Cherng Medical Engineering Leadership Chair and the Bren Professor of Medical Engineering and Electrical Engineering at Caltech, has been elected to the National Academy of Medicine (NAM). #NAMmtg www.caltech.edu/about/news/l...

Introducing X1: The world's first multirobot system that integrates a humanoid robot with a transforming drone that can launch off the humanoid's back and, later, drive away. www.caltech.edu/about/news/c...

Flintridge Foundation Professor of Political and Computational Social Science, @rmichaelalvarez.bsky.social, lends his expertise in a collaborative piece discussing the potential effects of AI in foreign affairs.

Through experiments, theory, and computational modeling, scientists have found that the way cells arrange themselves is shaped by oxygen levels and is predictable and controllable, offering insights that could lead to new ways to target infections. www.caltech.edu/about/news/a...

Caltech researchers have now developed technology to freeze and preserve stem cells from birds that can then be reconstituted to help propagate populations. www.caltech.edu/about/news/s...

A collaboration between physicists at Caltech and other institutions has released an expanded and refined catalog of simulations of black hole mergers. www.caltech.edu/about/news/c...

Congratulations to the recipients of this year’s Nobel Prize in Chemistry: Richard Robson, Susumu Kitagawa, and Omar M. Yaghi “for the development of metal–organic frameworks.”

The John D. and Catherine T. MacArthur Foundation has awarded Kareem El-Badry, assistant professor of astronomy at Caltech, with a 2025 MacArthur Fellowship, an honor that comes with a "no-strings-attached" grant of $800,000. www.caltech.edu/about/news/k...

Researchers in the laboratory of Lulu Qian, are developing nanoscale machines made out of synthetic DNA, taking advantage of DNA's unique chemical bonding properties to build circuits that can process signals much like miniature computers. www.caltech.edu/about/news/h...

Ten Caltech faculty members begin the 2025-2026 academic year with newly bestowed honors: six with named professorships, one of the Institute's highest honors, and four with distinguished leadership chairs for administrative positions. www.caltech.edu/about/news/l...

Caltech researchers have developed a new simulation of the hydrological cycle on Jupiter, modeling how water vapor condenses into clouds and falls as rain throughout the giant planet's swirled, turbulent atmosphere. www.caltech.edu/about/news/a...

Welcome week has concluded with today’s convocation! Our Fall ‘25 Techers are well on their way to having a successful school year. Alum, what’s one piece of advice you wish you’d been given before your first term? #Caltech #Fall2025 #FutureOfSTEM

It’s convocation day! #Fall2025 #Caltech #FutureOfSTEM

Caltech physicists have created the largest qubit array ever assembled: 6,100 neutral-atom qubits trapped in a grid by lasers. Previous arrays of this kind contained only hundreds of qubits. www.caltech.edu/about/news/c...

Celebrating Richard Flagan's 50 years of service to @caltech.edu! Rick arrived in 1975 intending to study combustion chemistry and ended up playing an enormously influential role in developing new instrumentation to quantify atmospheric aerosol and helping to mitigate air pollution in LA and beyond.

The first day of class is just around the corner, so today we welcomed our newest Techers to campus! From housing to student life, our community showed up to help guide these future leaders of research toward the start of their next journey. #Fall2025 #Caltech #FutureOfSTEM