Varun Wadia (PhD '23), a former graduate student in neurobiology at Caltech, and a team of scientists and physicians have found that many of the same neurons that are active when looking at an object are also active when imagining that object from memory.
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On 3/30, Caltech’s latest space demonstration, ASTRA, was successfully launched on the Space-X Transporter 16. The mission is hosted on the Momentus Vigoride 7 spacecraft and is funded by the DARPA NOM4D program.
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John O. Dabiri (PhD '05), Caltech's Centennial Professor of Aeronautics and Mechanical Engineering, and Joseph Lazio, a visiting associate in astronomy, have been named 2025 fellows of the American Association for the Advancement of Science (AAAS)
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Research from Caltech and Oratomic developed a new approach for reducing the errors that riddle today's rudimentary quantum computers. The need for fewer qubits means that quantum computers could, in theory, be operational by the end of the decade.
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A new study from Caltech finds that a higher rate of change in groundwater levels leads to a noticeable increase in seismic activity.
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Caltech scientists have developed a new way to produce optical frequency combs at the chip scale, an advance that should make it easier to incorporate such combs in optical devices and more practical to use them outside the laboratory.
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A new Caltech study indicates that drought increases the abundances of antibiotic-resistant microorganisms in soils, which directly correlates with an increase in antibiotic-resistant infections in hospitals.
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Researchers in the lab of David Anderson have been studying aggression in male Drosophila melanogaster fruit flies for decades, elucidating the neural basis for heightened aggression in males, among other discoveries.
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Yuk L. Yung, professor of planetary science and Jet Propulsion Laboratory (JPL) senior research scientist, passed away on March 16, 2026, after a brief illness. He was 79.
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Brown dwarfs get a bad rap in the stellar world, often labeled as "failed stars" for their inability to sustain nuclear fusion at their cores. However, Zwicky Transient Facility has discovered a brown dwarf actively funneling matter from its companion.
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Scientists at Caltech have figured out how to precisely engineer tiny three-dimensional (3D) metallic pieces with nanoscale dimensions.
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Exhaled breath can provide a treasure trove of health information, offering a noninvasive window to both respiratory microenvironments and systemic physiological states. But collecting such data is a challenge.
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Alumna Lauren Edgar (PhD '13) has been selected by NASA as one of 10 new astronaut candidates following a competitive selection process involving more than 8,000 applicants from across the United States.
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In partnership with researchers at the UN, a team of researchers including Caltech's Hannah Druckenmiller have developed a new model that combines satellite imagery with machine learning to zoom in and capture finer-grained data about populations within countries.
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When the densest objects in the universe collide and merge, the violence sets off gravitational waves that reverberate across space and time over hundreds of millions and even billions of years.
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Caltech scientists have developed a method that detects tiny, imperceptible movements at the surface of objects to reveal details about what lies beneath.
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Some of the oldest zircon crystals are 4.4 billion years old. Now, a new Caltech study examines these most ancient zircon grains and discovers evidence for two key findings.
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A Caltech-led team of biochemists has homed in on an underexplored small transporter called MurJ that is a vital part of the pathway bacteria use to build their chain-mail-like cell wall.
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Scientists at Caltech and Princeton University have now shed fresh light on why antibiotics that work well in laboratory tests often fail against real infections in humans.
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Jean-Laurent Rosenthal's latest book explores French wealth, and its distribution, using data from nearly two centuries of bequest records.
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A trio of Caltech faculty members have been selected to receive the 2026 Sloan Research Fellowship: Elias Most, Huy Tuan Pham, and Lingfu Zhang.
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A new study presents a roadmap for simultaneously combining data on the abundance of greenhouses gases with data on winds to better pinpoint emission sources.
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Brian Stoltz, the Victor and Elizabeth Atkins Professor of Chemistry and Heritage Medical Research Institute Investigator, has been awarded this year's Shirley M. Malcom Prize for Excellence in Mentoring.
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Sarah Reisman, Bren Professor of Chemistry and Norman Davidson Leadership Chair of the Division of Chemistry and Chemical Engineering, has been awarded this year's Richard P. Feynman Prize for Excellence in Teaching, Caltech's highest teaching prize.
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Scientists sifting through archival data captured by NASA's former NEOWISE mission found an unusual star that quickly disappeared, fading to nothing more than a wispy shell.
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The planets in our solar system grew out of a disk of material that swirled around our Sun. Inner rocky planets formed as tiny grains stuck together, becoming pebbles, then boulders, and, ultimately, full-grown planets.
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Caltech's Joseph E. Shepherd (PhD '81) and Shouleh Nikzad (PhD '90), chief technologist at NASA's Jet Propulsion Laboratory (JPL), have been elected to membership in the National Academy of Engineering (NAE).
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Earth's biosphere is brimming with symbiotic relationships: from bacteria that became our cells' mitochondria, to mycorrhizal fungi that help plants grow, to the myriad mites, wasps, worms, and flies that make a living by parasitizing other animals.
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