In a stadium full of empty seats, a small but loud group of lifelong A’s fans marched through the stands chanting a message to club owner John Fisher: If you don’t want to keep the A’s in Oakland, sell the team to someone who does.

Are lab-made diamonds “real?” It’s a hot question. On one side are people like Tom Chatham, the chairman of Chatham Created Gems & Diamonds, a wholesale business selling laboratory-created gems. Diamond is only carbon, and in the right conditions one can be created in four to six weeks, he said.  “The natural diamond industry doesn’t really like what we’re...

From its humble beginnings at barbecues and tailgates, the bean bag tossing game known as cornhole is now being played at nationally televised tournaments, and competitive leagues are popping up all over the country, including the Bay Area and Sacramento.

Vicktor Stevenson founded Gourmonade in 2018. Now, as he finds new ways to sell his gourmet lemonade, we look to the future and meet the customers who’ve kept his business afloat through the pandemic, in the final installment of our 4-part series.

Vicktor Stevenson founded Gourmonade in 2018. Now, the pandemic is putting the squeeze on his gourmet lemonade business. In part one of our “Rebound” series, we join Vicktor and his family in the Gourmonade kitchen to see how they’re pivoting the business to stay afloat.

A Bay Area environmental research center suggests our pets could be a significant contributor to climate change — and says the fix could be easier than we think.

The COVID-19 virus changes a little bit each time it’s spread — and scientists will have to keep a close eye on how those changes affect its behavior toward vaccines.

There are no fans at Levi’s Stadium this season, but when the 49ers score a touchdown, you’ll hear 70,000 of them cheering on TV. The NFL’s fake crowd noise system features the sounds of each home team’s actual fans, recorded at games over the past 3-4 years.

At the 2020 RSA Conference in San Francisco, protecting the upcoming presidential election was a hot topic, from thwarting cyberattacks at polling places to preventing fake headlines from going viral.

At City College of San Francisco, a dozen or so students have formed a community, living off the grid in solar-powered camper vans at the edge of campus, building and maintaining their tiny homes together. Faced with some of the highest rent in the world, some say it’s a financial decision to emerge from school with a small savings, rather...