A 20-acre stretch of Moorpark is poised to become the new home of one of the region’s largest defense technology operations as AeroVironment prepares to invest $100 million in a campus designed to ...

The marriage of Rebecca and Peter Grossman survived a separation, extra-marital relationships, a fatal car crash and the resulting double-murder case that ended with the former Hidden Hills ...

Note: A paragraph that included the candidates for District 4 City Council was mistakenly omitted from the print edition of the story. The District 4 candidates are businesspersons Ivana Christmann ...

For decades, cleanup at the Santa Susana Field Laboratory has been a patchwork of structural demolition, soil removal, groundwater treatment and regulatory battles. As the second half of 2026 unfolds, ...

The proposed development of 58 homes at 6024 Cochran Street should concern every Simi Valley resident. This is not simply about building more houses. It is about the health, safety, traffic, schools, ...

The California Department of Justice has assumed primary responsibility for investigating a fatal officer-involved shooting in Simi Valley this week under a state law requiring independent review when ...

A long-awaited safety improvement project aimed at preventing suicides has been completed on the Arroyo Simi Overhead Bridge along State Route 118 in Moorpark. Caltrans announced the completion of the ...

The Acorn’s “Best Of ” contest has returned to the Simi Valley and Moorpark communities, and it’s time to ask the questions that really matter: Where can I get the best pizza? Or taco? Or coffee?

The Simi Valley Unified School District will begin the 2026-27 school year with a balanced budget, but voters will not see a proposed school facilities bond measure on the November ballot after ...

A Reseda woman pleaded guilty to second-degree murder after prosecutors said she sold a fatal mixture of fentanyl and xylazine to a Simi Valley man who overdosed and died. Ventura County District ...

When there is an opportunity for teens to connect with friends in a healthful and accessible spot, you’ll often find the Simi Valley Youth Council at the heart of it. That was the case Sat., May 30, ...

A Simi Valley man who was shot by a Simi Valley Police Department officer at a Thousand Oaks hospital remained in stable condition this week at Los Robles Regional Medical Center, where the shooting ...