Homicide detectives have arrested a suspect in the fatal shooting of a 67-year-old Caltech astrophysicist on the front porch ...

Carl Grillmair, who is revered in the astronomy field for discovering water on a distant planet, was shot and killed Monday ...

A 29-year-old Llano man is in custody, charged with killing a Caltech astrophysicist Monday after carjacking his own relative ...

A highly acclaimed Caltech scientist was fatally shot on the porch of his home in Los Angeles. At around 6:10 a.m. local time ...