This as-told-to essay is based on a conversation with Spencer Penn, the 33-year-old founder of LightSource, who lives in San Francisco. It's been edited for length and clarity. I moved to California ...

The Tesla boss said he was back to working "24/7" and needed to focus on his companies, including Tesla. The stock is up sharply after April lows.

A Pakistani woman working at Tesla Amsterdam has drawn attention online after sharing how she secured a role at the company despite not having a traditional tech background. The woman, identified as ...