A Los Angeles County man has pleaded not guilty to murdering a 67-year-old Caltech astrophysicist who was shot in the neck at ...

Data from the Mars Express orbiter has been used to create a visualization of "a vast system of deep and steep valleys that ...

A man has pleaded not guilty to murder and other charges in connection with the fatal shooting of a Caltech astrophysicist at ...

Caltech will compete to operate and manage the Jet Propulsion Lab, a federally funded research and development center it ...

Freddy O. Snyder, now 30, is charged in the Feb. 16 killing of Carl Grillmair, 67, who is revered in the astronomy field for ...

A San Bernardino County man pleaded not guilty in the killing of Caltech scientist Carl Johann Grillmair. Freddy Snyder was ...

Carl Grillmair​ was an astronomer and astrophysicist at Caltech. His research mainly focused on dark matter, galactic ...

Comet C/2023 P1, Nishimura visible from Earth. Credit: NASA/JPL-Caltech | edited by Space.com ...

The action forces Caltech to compete for control of the La Cañada Flintridge institution it has managed since NASA's inception in 1958.

If you had all of space-time to visit, all of the history of the universe at your fingertips… where would you go? A team of ...

A Southern California man accused of fatally gunning down a prominent Caltech astrophysicist outside his home has finally pleaded not guilty to murder and multiple other felony charges. This is a case ...

This is part of an even-larger "restructuring" at NASA.