An 18-foot-deep sinkhole opened up in Ontario, covering an entire intersection and forcing a major street to shut down.

A destructive storm is making its way out of Southern California Friday, but not before flooding streets, neighborhoods and ...

A destructive storm is making its way out of Southern California Friday, but not before flooding streets, neighborhoods and ...

A new study tracking Los Angeles traffic patterns finds that delays — even as slight as 30 seconds per mile — make commuters ...

Highway 1 between Santa Cruz and Watsonville is undergoing a fundamental change with a new hybrid auxiliary lane/bus on shoulder approach. Whether it helps to lighten traffic congestion is uncertain, ...

A plan to widen the 605 and other freeways will increase, not help, congestion. That's bad for Angelenos and our environment.

PCH finally reopened between the McClure Tunnel in Santa Monica and Carbon Beach Terrace in Malibu, but a stretch of the road will close again due to anticipated rain.

Ever notice how much more tempting it is to pick up fast food for dinner after being stuck in traffic? It's not just you. New University of Illinois Urbana-Champaign research shows that traffic delays ...

Ever notice how much more tempting it is to pick up fast food for dinner after being stuck in traffic? It's not just you. New research shows that traffic delays significantly increase visits to fast ...

Pacific Coast Highway, which has been largely off limits since the Palisades Fire erupted on Jan. 7, finally reopened Monday.

Ever notice how much more tempting it is to pick up fast food for dinner after being stuck in traffic? It's not just you. New ...