California ground squirrels are a keystone species. But what does that mean? And can they be garden pests at the same time?

This story was originally published by CalMatters. Sign up for their newsletters. Guest Commentary written by David Sheff ...

Alameda County District Attorney Ursula Jones Dickson ended Tuesday's primary election with a significant lead ahead of her ...

"There is so much going on in the region this weekend – and the excitement and activity start with Tri-Valley Twist." ...

Three new faces — and one familiar — are poised to win the open seats for the Zone 7 Water Agency Board of Directors ...

Caltrans will be closing the southbound Interstate 680 to eastbound Interstate 580 connector overnight on Sunday (June 7) in ...

The Pleasanton City Council addressed its upcoming leadership void, temporarily anyway, by approving a contract Tuesday with ...

Resilience, perseverance and community were some of the main motifs at all three Pleasanton Unified high school commencement ...

This story was originally published by CalMatters. Sign up for their newsletters. California’s population exploded during and ...

In honor of her 10-year heart transplant anniversary, Pleasanton's Megan Mehta founded a nonprofit organization this year to ...

Michael M. May, a renowned physicist and scientific adviser who served as the director of Lawrence Livermore National ...

Initial tallies are out as several significant Tri-Valley and Alameda County races seem to be shaping up with clear favorites ...