02/05/2018 10:01:25
A new study offers the best measurements yet of the densities of the TRAPPIST-1 planets.
Illustration of seven TRAPPIST-1 planets
02/01/2018 13:05:38
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.
Nick Hutzler
01/24/2018 11:04:33
Jim Fuller talks about movies he has developed to better understand the pulsations of planets and stars.
Jim Fuller
01/11/2018 11:18:48
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.
01/05/2018 13:18:31
A new Caltech-built instrument at Keck Observatory has captured its first spectral image.
NIRES "first-light" image
01/05/2018 10:19:19
In this 2017 address, President Rosenbaum discusses the history, future, and critical importance of the instruments designed and built by Caltech researchers.
12/21/2017 13:51:09
In 2017, Caltech welcomed 20 new faculty members to the Institute's six divisions—specialists in fields ranging from entomology to quantum physics.
photo of wistaria on Arms Laboratory at Caltech
12/20/2017 10:01:16
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.
12/04/2017 09:04:53
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.
photo of the Caltech Submillimeter Observatory (CSO)
12/04/2017 08:03:02
Whitney Clavin
Scientists are investigating the nature of planetary-mass bodies that orbit stars, finding new clues to their origins.
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