Latest News

Whitney Clavin
Stephen Hawking, the author of A Brief History of Time and a frequent visitor to Caltech, has passed away. He was 76.
A new study offers the best measurements yet of the densities of the TRAPPIST-1 planets.
Whitney Clavin
Nick Hutzler talks about what drew him to Caltech—first as an undergraduate and now more than 10 years later as new faculty.
Jim Fuller talks about movies he has developed to better understand the pulsations of planets and stars.
Lori Dajose
A group of 10,000 citizen scientists from all over the world helped to identify signals from five planets orbiting a distant star.
A new Caltech-built instrument at Keck Observatory has captured its first spectral image.
In this 2017 address, President Rosenbaum discusses the history, future, and critical importance of the instruments designed and built by Caltech researchers.
In 2017, Caltech welcomed 20 new faculty members to the Institute's six divisions—specialists in fields ranging from entomology to quantum physics.
Whitney Clavin
Light detected from a neutron star merger is not from a super-fast jet as previously suspected, but rather a bubble-like cocoon.
Caltech is proceeding to decommission the Caltech Submillimeter Observatory (CSO) on Hawaii Island's Maunakea. CSO began operations in 1987 and ceased scientific observations in September 2015.
Whitney Clavin
Scientists are investigating the nature of planetary-mass bodies that orbit stars, finding new clues to their origins.
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