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Caltech (California)
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About Caltech (California)
Founded in1891 (134 yrs old)
India Employee Count--
Global Employee Count1k-5k
HeadquartersPasadena, Canada
Office Locations
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Websitecaltech.edu
Primary Industry
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The California Institute of Technology (Caltech) enrolls about 2,100 students and offers programs in areas such as chemistry, planetary sciences, physics, math, humanities, social sciences, and engineering. Caltech has a very low student-teacher ratio of 3:1. The school receives about half of its operating revenue through research grants, primarily from government agencies. Its professors and graduates have snared a total of 32 Nobel Prizes; other alumni include filmmaker Frank Capra and Apollo 17 astronaut Harrison Schmitt. Caltech operates the Jet Propulsion Laboratory (JPL), which supervises Mars exploration programs and other interplanetary missions, under contract to NASA. The school was founded in 1891.
Mission: The mission of the California Institute of Technology is to expand human knowledge and benefit society through research integrated with education. We investigate the most challenging, fundamental problems in science and technology in a singularly collegial, interdisciplinary atmosphere, while educating outstanding students to become creative members of society.
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Caltech (California) News
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DNA Origami Paves the Way for Reusable, Multifunctional Biosensors
- Scientists at Caltech have developed a novel biosensor using DNA origami to detect proteins in bodily fluids efficiently and affordably, expediting diagnostic testing.
- Utilizing DNA origami, a technique pioneered by researcher Paul Rothemund, allows for precise nanoscale manipulation of DNA to create functional biosensors.
- The biosensor resembles a lilypad structure with redox-active reporter molecules that signal the presence of specific molecules by changes in electric current.
- When a target molecule binds to the DNA strands on the lilypad, it induces movement that generates an electrical signal proportional to the analyte concentration.
- The DNA origami biosensor offers advantages like increased sensitivity, adaptability to different targets, and the capacity for reuse with minimal decline in performance after multiple uses.
- The modular design of the sensor allows for quick reconfiguration to detect new molecules, facilitating multi-analyte detection and enabling more efficient measurements.
- Future applications may include proteomic studies to determine protein concentrations in complex biological samples for rapid diagnostic tests in clinical settings.
- Institutional support and advanced fabrication equipment were integral to the development of this technology, emphasizing the collaborative nature of cutting-edge research.
- The innovation in DNA origami-based biosensors holds significant promise for advancing molecular diagnostics, transforming medical testing and personalized healthcare.
- This groundbreaking work showcases the potential of nanotechnology and biomolecular engineering to revolutionize fields like clinical diagnostics and environmental monitoring.
Bioengineer | 25 Feb, 2025

DARPA begins testing phase for in-orbit space construction
- DARPA's NOM4D program has transitioned to small-scale orbital demonstrations to evaluate materials and assembly techniques for large-scale orbital structures.
- Caltech and Momentus will demonstrate autonomous robotic assembly technology to construct a circular truss in space.
- The University of Illinois Urbana-Champaign will showcase a high-precision in-space composite-forming process on the International Space Station.
- The success of these demonstrations could lead to the construction of large-scale space infrastructure and an in-space manufacturing ecosystem.
TechSpot | 14 Feb, 2025

Sky’s the limit for mass produced space-grade solar cell innovation
- Extraterrestrial Power has developed a mass-produced space-grade solar cell that is 10 times cheaper than current space solar cells.
- The company aims to bring space-grade rigor to the mass production of solar cells, utilizing technologies that allow for high throughput manufacturing.
- Extraterrestrial Power's solar cells were successfully demonstrated on Caltech's space-based solar power experiment in 2023, marking the first time power was wirelessly transmitted in space and beamed down to Earth.
- The development of thin, space-grade solar cells opens up new possibilities for cost-effective and high-volume manufacturing of satellites for low earth orbit constellations.
Pv-Magazine | 14 Feb, 2025

How NASA’s Lunar Trailblazer Will Make a Looping Voyage to the Moon
- NASA's Lunar Trailblazer spacecraft, part of the CLPS initiative, will orbit about 60 miles above the Moon's surface to map water.
- Equipped with High-resolution Volatiles and Minerals Moon Mapper and Lunar Thermal Mapper, it aims to understand lunar water cycles.
- The trajectory will use gravity from the Sun, Earth, and Moon to reach lunar orbit efficiently.
- After launch on a SpaceX Falcon 9 rocket, the satellite will perform Moon flybys and orbits before mapping the surface.
- Weighing 440 pounds, Lunar Trailblazer will use thruster bursts to adjust its orbit to observe the Moon's surface in detail.
- The mission is set to reveal information about water on airless bodies, aiding future lunar missions.
- Data collected will be transmitted to NASA's Deep Space Network and operate from Caltech's IPAC.
- The international team involved includes students, enabling groundbreaking science goals with lower overall costs.
- Lunar Trailblazer's successful journey will contribute significantly to lunar exploration and resource identification.
- Led by Principal Investigator Bethany Ehlmann, the mission offers unique scientific insights with state-of-the-art instruments.
Nasa | 14 Feb, 2025

DARPA skips the lab, will head to orbit to test space manufacturing tech
- DARPA's NOM4D program is moving experiments from labs to space for testing orbital manufacturing technology.
- The decision to conduct tests in space comes after successful completion of earlier project phases in the lab.
- Caltech and University of Illinois will conduct experiments in orbit during NOM4D phase 3 in 2026.
- Caltech will work with Momentus to assemble a structure in space using a robotic system on Vigoride.
- University of Illinois will experiment with polymerizing carbon fiber tubes in the ISS' Bishop Airlock module.
- The goal is to develop methods for constructing large-scale structures in space without relying on traditional methods.
- Other potential applications of the technology include building refueling stations and solar arrays in orbit.
- Future possibilities could involve creating massive structures in space, although spacecraft fabrication is not currently part of the scope.
- The success of NOM4D phase 3 experiments will determine the next steps in scaling up technology for practical use.
- The focus is on enabling construction of complex structures in space that would be challenging to launch from Earth.
The Register | 13 Feb, 2025

Lightsail space tech gets tailwind from Caltech breakthrough
- NASA research is driving forward the development of lightsail technology for space exploration. A team of researchers at Caltech is testing ultra-thin membranes required for solar sail technology.
- The researchers are able to measure the small forces exerted on the membrane and the effects of shining laser light on it.
- The development of a novel membrane that could be used as a lightsail requires withstanding heat, holding its shape under pressure, and riding stably along the axis of a laser beam.
- The Caltech researchers have built an interferometer to detect interference and measure changes attributed to laser heat, allowing for optomechanical characterization and model development of lightsail prototypes.
The Register | 3 Feb, 2025

I'm an AI startup founder. Here are the 3 reasons my company is planning to switch to DeepSeek.
- SuperFocus, an AI start-up founded by Steve Hsu, is planning to shift to using AI firm DeepSeek's open-source models due to their low cost, speed and superior privacy protection.
- DeepSeek's models are reportedly 30 times cheaper than comparable OpenAI models, saving significant costs for customer service operations.
- SuperFocus's work to test DeepSeek's V3 models has already demonstrated its suitability for their clients, with the team looking to shift their development and research in the company to open-source models.
- Hsu highlights that DeepSeek is faster, an important factor in voice interaction-driven operations, which accelerate at a rate of 10 times or 100 times faster due to algorithm optimization.
- The use of DeepSeek models also offers superior privacy protection, as clients, such as a private equity fund, can run the model on their hardware instead of transmitting data via APIs to their servers.
- This compares favorably to the internal hardware of closed models, which could include systems under Chinese control.
- Hsu said this competition will benefit consumers as prices come down and innovation thrives, with CalTech researchers and other academics easily downloading models for their research problems.
- China has developed AI technology quickly, perceptibly catching up with the US.
- Amid this competition, more and more inference and applied intelligence will be provided to the public at a lower price from customer service to research, with the competition driving innovation.
- DeepSeek is praised for its openness and philosophy, with founder Sean Gao offering research papers that other labs can verify and emulate.
Insider | 2 Feb, 2025
Measuring Lightsail Performance in the Lab
- Scientists funded by Breakthrough Starshot Initiative are testing the concept of light sailing, which uses a laser to push a light spacecraft at extraordinary speeds. Unlike solar sailing, it doesn't rely on light from the Sun. The project aims to explore how a laser propels a light sail as it travels to another star, and it requires synchronisation between the laser and spacecraft over millions of miles. Researchers at Caltech built a set-up to test light sails’ physics, consisting of a square light sail connected to a hollowed-out square membrane by four springs attached to each corner of the sample.
- The light sail sample is only 40 microns by 40 microns in size, made of silicon nitride, and the springs are of the same material. The researchers created an interferometer with a microscope to detect the extent of the sample's displacement and, therefore, determine the force applied by the light. They noticed that any light hitting the edge of the sail diffracted, causing a considerable loss of power and theorised that it could result in failure or a drift far from the laser's target.
- The test allows researchers to test the long-term light sail mission's feasibility, avoiding a drift far from the laser's suction power. Developing this test set up is a step towards achieving space travel at extraordinary speeds.
Universe Today | 1 Feb, 2025

6 Things to Know About SPHEREx, NASA’s Newest Space Telescope
- NASA's Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer (SPHEREx), set to launch soon after Thursday, Feb. 27, will map the entire celestial sky in 102 infrared colors, illuminating the origins of our universe, galaxies within it, and life’s key ingredients in our own galaxy. The observatory will help scientists to improve their understanding of cosmic phenomenon called inflation. By mapping the distribution of over 450 million galaxies, SPHEREx will help scientists improve our understanding of the physics behind this cosmic event.
- The SPHEREx space telescope will take a different approach by measuring the collective glow from all galaxies, including galaxies too small, too distant for other telescopes to easily detect, in other to provide scientists with a complete picture of all the major sources of light in the universe.
- The observatory will also pinpoint the location and abundance of basic ingredients such as water and carbon dioxide frozen in interstellar clouds of gas and dust, where stars and planets form.
- The SPHEREx observatory will provide maps that encompass the entire sky, thereby complementing telescopes like Hubble and Webb that have studied individual galaxies and objects of scientific interest.
- The SPHEREx observatory sees infrared light, which is ideal for studying stars and galaxies, and it splits the light into its component colors, like a prism creates a rainbow from sunlight, to measure the distance to cosmic objects and learn about their composition.
- The observatory's infrared telescope and detectors need to operate at around minus 350 degrees Fahrenheit and rely on an entirely passive cooling system. Key to making this feat possible are three cone-shaped photon shields that protect the telescope from the heat of Earth and the Sun.
- SPHEREx is managed by NASA’s Jet Propulsion Laboratory for the agency’s Astrophysics Division within the Science Mission Directorate at NASA Headquarters in Washington, and BAE Systems (formerly Ball Aerospace) built the telescope and the spacecraft bus.
- The SPHEREx dataset will be publicly available at NASA/IPAC Infrared Science Archive and processed and archived at IPAC at Caltech, which manages JPL for NASA.
- The mission principal investigator is based at Caltech with a joint JPL appointment.
- The SPHEREx observatory is expected to help scientists answer major questions such as inflationary theory, the origin of galactic light, the chemical makeup of the early universe, the evidence of dark matter, a better understanding of galaxy formation, and the search for life’s building blocks.
Nasa | 1 Feb, 2025
Black hole paradox that stumped Stephen Hawking may have a solution, new paper claims
- New research suggests that black holes may secretly leak information through subtle signatures in gravitational waves.
- The black hole information paradox, which has puzzled researchers for decades, may have a solution.
- The hypothesis of nonviolent nonlocality proposes that quantum connections between the inside and outside of black holes preserve information outside the black holes.
- Researchers at Caltech have outlined a program to test this hypothesis using gravitational wave detectors.
Livescience | 12 Dec, 2024

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Caltech (California) FAQs
When was Caltech (California) founded?
Caltech (California) was founded in 1891. The company has been operating for 134 years primarily in the Education & Training sector.
Where is the Caltech (California) headquarters located?
Caltech (California) is headquartered in Pasadena.
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