06/30/2016 11:04:39
Unusual wind-sculpted sand ripples have been discovered on Mars.
06/28/2016 16:19:23
Robert Perkins
Gerald Wasserburg, who helped to establish our current understanding of how the solar system formed, passed away on June 13.
06/16/2016 08:18:28
Kathy Svitil
Gerald Wasserburg, John D. MacArthur Professor of Geology and Geophysics, Emeritus, passed away on June 13, 2016. He was 89 years old.
06/13/2016 12:02:09
Robert Perkins
Experiment demonstrates that rare, naturally occurring quasicrystals could have been formed by high-speed impacts in space.
Diffraction pattern
02/16/2016 12:39:57
On February 26, some of the nation's leading scientists and researchers—including five Nobel laureates and members of all three National Academies—will gather at Caltech to discuss some of the most perplexing questions facing humanity.
01/20/2016 07:09:29
Kimm Fesenmaier
The giant planet, discovered through mathematical modeling and computer simulations, is nicknamed Planet Nine and traces a bizarre, highly elongated orbit in the outer solar system.
artistic rendering of Planet Nine
11/24/2015 10:29:05
Kimm Fesenmaier
Caltech and JPL researchers identify a process involving UV light from the sun that helps explain how a moderately dense martian atmosphere 3.8 billion years ago could have evolved into the current thin one without invoking a missing carbon reservoir.
11/17/2015 08:42:27
On its way to higher layers of the mountain where it is investigating how Mars' environment changed billions of years ago, NASA's Curiosity Mars rover will take advantage of a chance to study some modern Martian activity at mobile sand dunes.
10/18/2015 05:00:00
Ramanuj Basu
In September, the NASA/JPL Cassini mission began the last two years of the Solstice Mission. We recently spoke with JPL director Charles Elachi to gain his unique perspective on Cassini's achievements—and what will come next.
10/12/2015 13:42:34
Douglas Smith
Rosetta, named for the inscribed stone that allowed 19th-century historians to unlock the secrets of ancient Egypt, is unlocking the secrets of a far more ancient comet.
Composite Rosetta image of comet 67P/Churyumov-Gerasimenko.
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